Chemical Coordination And Integration Questions

We provide chemical coordination and integration practice exercises, instructions, and a learning material that allows learners to study outside of the classroom. We focus on chemical coordination and integration skills mastery so, below you will get all questions that are also asking in the competition exam beside that classroom.

Chemical Coordination And Integration Questions

List of chemical coordination and integration Questions

Question NoQuestionsClass
1Intercellular communication in
multicellular organisms occur through
A. Digestive system only
B. Nervous system only
c. Both nervous and endocrine system
D. Respiratory system only
11
2Very short answer type. Name the source gland and give one
main action of the following hormones:
aldosterone
11
3A woman started developing male characteristics. It may be due to
A. overproduction of adrenal androgens
B. overproduction of-estrogen
c. Damage to mammary estrogen
D. Damage to posterior pituitary
11
4MSH produced by the pars intermedia of pituitary causes in lower vertebrates
A. Darkening of skin
B. Light colouration of skin
c. Both A and B
D. None of the above
11
5Which hormone causes dilation of blood
vessels, increased oxygen consumption and gluconeogenesis?
A. Adrenaline
B. Glucagon
c. АСТН
D. Insulin
11
6What are endocrine glands? Identify chief endocrine glands, the hormones produced by them, the function of the hormones and diseases produced due to imbalances.11
7Which hormones of the following endocrine glands lacks peptides,
amines and sulphur?
A. Hormone of anterior pituitary
B. Hormone of posterior pituitary and pancreas
c. Hormone of thyroid and adrenal gland
D. Hormone of testes and ovary
11
8Gorilla like man with large head and hands and protruding jaws, is produced due to
A. Over secretion of thyroxin
B. Over secretion of growth hormone since maturity
c. Excess of vitamin ‘C’ in diet
D. Excess secretion of TSH
11
9The hormone that helps increase the reabsorption of water from the kidney tubules.11
1033. An example of protein which acts
as a hormone is :
(1) Trypsin
(2) Oxytocin
(3) Keratin
(4) Casein
11
11Adrenal gland is associated with
A. Pharynx
B. Pancreas
c. Kidney
D. Brain
11
12Mention the exact location of the
following:
Islets of Langerhans.
11
13What role is performed by pancreas in
order to deal with an increased blood
glucose level above normal range?
A. Releases insulin, signaling muscle cells to release glucose
B. Releases glucagon, signaling muscle cells to take up glucose
C. Releases glucagon, signaling adipose cells to take up glucose
D. Releases insulin, signaling the liver to convert glucose to glycogen
E. Releases glucagon, signaling the liver to convert glucose to glycogen
11
14A ruptured follicle in mammalian ovary
after the release of ovum, which later gets fertilized, forms
A . Corpus albicans
B. Corpus callosum
c. corpus luteum
D. Graafian follicle
11
15Name the hormones secreted by the following endocrine gland and specify one function.
Pancreas.
11
16Goitre can occur as a consequence of al
except
A . Graves’ disease
B. lodine defiency
c. Pituitary adenoma
D. Excessive intake of exogenous thyroxine
11
17Which is largest endocrine gland?
A. Thyroid
B. Liver
c. Pituitary
D. Thymus
11
18Endocrine gland for combating
emergency is
A. Adrenal cortex
B. Adrenal medulla
c. Pancreas
D. Parathyroid
11
19Gorilla like man with large head and
hands and protruding jaws is produced
due to
A. over-secretion of thyroxine
B. Over-secretion of growth hormone
C. Excess of vitamin C in diet
D. Excess secretion of TSH
11
20Column I lists the endocrine structure
and column II corresponding hormones. Match the two columns.
11
21Which of the following is/are the secretion/s of Adrenal gland?
A. Cortisone
B. Nor-epinephrine
c. Adrenaline
D. All of the above
11
22“Pheromones” in insects are secreted
from
A. Endocrine glands
B. Exocrine glands
c. corpus allatum
D. Digestive tract
11
23A decrease in blood pressure/ volume will not cause the release of
A. ADH
B. Renin
c. Atrial Natriuretic Factor
D. Aldosterone
11
24List the hormones secreted by ovary.11
25Which of the following is a mineralocorticoid?
A. Testosterone
B. Progesterone
c. Adrenaline
D. Aldosterone
11
26When the glandular cells breakdown completely, the gland is known as
A. Holocrine gland
B. Apocrine gland
c. Merocrine gland
D. None of these
11
27Thyroxin is responsible for11
28Which hormone controls secretion of
oestrogen?
A. Progesterone
B. Follicle stimulating hormone
c. Aldosterone
D. Adrenaline
11
29Gluconeogenesis is controlled by
A. Cortisol
B. Corticosterone
c. Thyroxine
D. All of the above
11
30Anti-ageing hormone is
A. Thyroxine
B. Melatonin
C. Estrogen
D. Testosterone
11
31Assertion
Coordination is the process through which two or more organs interact and complement the functions of one
another
Reason
In our body the neural system and the endocrine system jointly coordinate all the activities of the organs
A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
C. Assertion is correct but Reason is incorrect
D. Both Assertion and Reason are incorrect
11
32A person was complaining of excessive thirst and excretion of large amounts of urine. The treating doctor gave some medicines but did not advise him to
stop taking sugar in his food. Name the disease and explain what happens in it?
11
33LH and FSH are called as
A. Anti stress hormones
B. Gonadotropic hormones
c. Emergency hormone
D. Neurohormones
11
3438. Which one of the following hor-
mone is called “Emergency Hor-
mone” ?
(1) Adrenaline
(2) Thyroxine
(3) Vasopressin
(4) Insulin
11
35Which of the following is wrong?
A. Sella turcica is a bony cavity where pituitary gland is located.
B. Parathyroid hormone decreases the ( mathrm{Ca}^{2+} ) levels in blood.
C. Thymosins play a major role in T-cell differentiation.
D. Insulin stimulates glycogenesis.
11
36What is the difference between an
exocrine gland and an endocrine gland
( ? )
11
37Hormone with no effect on heart beat is
A. Oxytocin
B. Adrenaline
c. Noradrenaline
D. Thyroxine
11
38Which hormone is produced by
placenta?
A . GH
B. Gastrin
c. АСТН
D. Progesterone
11
39Reabsorption of ( N a^{+} ) is controlled by which one of the following hormones?
A. Aldosterone
B. Estrogen
c. Glucocorticoids
D. Testosterone
11
40Choose the correct answer from the
alternatives given. Thyroid-stimulating hormone (TSH) is secreted by:
A. hypothalamus
B. anterior pituitary
c. posterior pituitary
D. thyroid
11
41Which one is not produced by basophils of pituitary?
A. Prolactin
в. TSH
c. FSH
D. LH
11
42Which one of these does not pertain to B-cells?
A. Have passed through the thymus
B. Synthesize and liberate antibodies
c. Have antibody-mediated immunity
D. Have specific receptors
11
43Match the following hormones with the respective disease.
(a) Insulin
(i) Addison’s disease
(b) Thyroxin
(ii) Diabetes insipidus
(c) Corticoids
(iii) Acromegaly
(d) Growth Hormone
(iv) Goitre
(v) Diabetes mellitus
Select the correct option.
( A cdot(a)-(v),(b)-(i),(c)-(i i),(d)-(i i i) )
B. (a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)
( c cdot(a)-(v),(b)-(i v),(c)-(i),(d)-(i i i) )
D. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)
11
44Find out the correct statement.
A. Endocrine glands regulate neural activity but not vice
versa.
B. Neurons regulate endocrine activity but not vice versa.
C. Endocrine glands regulate neural activity and nervous system regulates endocrine glands.
D. Neither hormones control neural activity nor the neurons control endocrine activity.
11
45The endocrine gland related to the
immune system is
A. Thyroid
B. Thymus
c. Adrenal
D. Pineal
11
46Assertion
Insulin is an anabolic hormone.
Reason
A fall in blood amino acids also
increases insulin secretion.
A. Both Assertion and Reason are correct and Reason is
the correct explanation for Assertion
B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
C. Assertion is correct but Reason is incorrect
D. Both Assertion and Reason are incorrect
11
47Ductless glands are also known as
A. Salivary glands
B. Endocrine glands
c. Exocrine glands
D. Both A and B
11
48Which of the following is a mixed gland?
A. Thyroid gland
B. Adrenal gland
c. Pituitary gland
D. Pancreas
11
49Diosgenin is
A. Saccharide
B. Steroid
C. Amino acids
D. Peptide
11
50Value based questions. How quickly do you think-a steroid hormone can start to exert its effect?11
51A hormone that stimulates an endocrine
gland to grow and secrete its hormone is known as
A. Endocrine hormone
B. Tropic hormones
c. Exocrine hormone
D. None of these
11
52Define atrial natriuretic factor11
53Which one of the following is incorrectly matched?
A. Renin- Liver
B. Ptyalin-Mouth
c. Pepsin- Stomach
D. Trypsin- – Intestine
11
54Select the correct match
( begin{array}{lll}text { Hormone } & text { Target Organ } & text { Source } \ text { CCK-PZ } & begin{array}{l}text { Gallbladder and } \ text { pancreas }end{array} & begin{array}{l}text { Small } \ text { intestine }end{array} \ text { GIP } & begin{array}{l}text { Gastrointestinal } \ text { tract }end{array} & text { Pancreas } \ text { Gastrin } & text { Liver and stomach } & text { Duodenum } \ text { Secretin } & begin{array}{l}text { Liver and } \ text { gallbladder }end{array} & text { Duodenum }end{array} )
11
55Which of the following is not a plant harmone?
A . Auxin
B. Gibberellins
c. cytokinin
D. Adrenaline
11
56Secretin stimulates secretion of
bicarbonate from
A. Liver
B. Kidneys
c. Pancreas
D. Stomach
11
57Very short answer type. Name the source gland and give one
main action of the following hormones:
parathormone
11
58Very short answer type.
Name two catecholamines produced by adrenal medulla.
11
59Anterior lobe of pituitary secretes
A. ( mathrm{TSH} ), ADH and prolactin
B. ( L H, F S H ) and a growth hormone
C. ACTH, TSH and oxytocin
D. STH, GH and antidiuretic hormone
11
60Cortical portions projecting between the medullary pyramids in the human kidney11
61Match the following
begin{tabular}{lll|l}
& Column I & & Column II \
a. & Adrenaline & 1. & Myxoederna \
b. & Hyperparathyroidism & 2. & Accelerates heartbeat \
c. & Oxytocin & 3. & Water balan \
d. & Hypothyroidism & 4. & Childbirth \
e. & Aldosterone & 5. & Demineraliz
end{tabular}
( mathbf{A} )
( a-2, b-5, c-4, d-1, e-3 )
B. ( a-5, b-3, c-2, d-4, e-1 )
( 3, b-4, c-5, d-1, e-2 )
( C cdot a-3 )
D. ( a-2, b-3, c-4, d-5, e-1 )
11
62Choose the correct answer from the
alternatives given. The gland that prepares the body to react to stress by releasing epinephrine is the:
A. anterior pituitary
B. posterior pituitary
c. adrenal cortex
D. adrenal medulla
11
63“Sella tursica” is a
A. Depression in brain enclosing pituitary
B. Cavity of skull enclosing ears
C. Covering of testis
D. Kind of endocrine gland
11
64The common passage for bile and pancreatic juice is
A. Ampulla of vater
B. Ductus choledochus
c. Duct of Warsung
D. Duct of Santorini
11
65Write short on the functions of the
testis.
11
66Which endocrine gland produces the
growth hormone?
11
67Exophthalmic goitre (Grave’s disease) is caused due to
A. Hypofunction of the thyroid
B. Hyperfunction of the thyroid
c. Hypofunction of the parathyroid
D. Hyperfunction of the parathyroid
11
68The modern idea about ageing is that our body slowly loses the power of defence against the invasion of germs and pathogens. This gradual loss/decrease in the immunity can be attributed to which organ?
A. Spleen
B. Thymus gland
c. Pituitary gland
D. Parathyroid gland
11
69A chemical signal that has both endocrine and neural roles is
A. Epinephrine.
B. Cortisol.
c. Melatonin.
D. Calcitonin.
11
70Which of the following hormone is correctly matched with it’s source and
function?
A. Vasopressin – Anterior pituitary – Induces reabsorption of water in nephron
B. Oxytocin – Anterior pituitray – Contraction in uterine muscles during birth (parturation)
C. Thymosin – Thymus – Helps in differentiation of ( T ) Lymphocyte
D. Glucagon – Pancreatic ( alpha ) cells- Induces the uptake of utilization of glucose inside cells
11
71Which of the following is the hormone secreted by juxtaglomerular cells of kidney which stimulates the formation
of RBC?
A. cholecystokinin
B. Erythropoietin
c. secretin
D. All of the above
11
7258. A diabetic person carries a packet of glucose with him
always, because
(a) glucose increases the blood sugar level slowly
(b) glucose reduces the blood sugar level
(c) glucose increases the blood sugar level almost
instantaneously
(d) glucose reduces the blood sugar level slowly.
11
73Directions (5-9): In each of the
following questions find the odd word/
letters/number from the given alter-
natives.
5. (1) Liver (2) Pituitary
(3) Adrenal (4) Thyroid
11
74Very short answer type.
What is the source for aldosterone?
11
75Mention the target gland for corticotrophin (ACTH) hormone.11
76Arrange the following step in correct sequence found during the mechanism of lipid insoluble hormone (epinephrine) function or action.
A. Second messenger formation
B. Binding to the surface receptor
C. Glycogenolysis
D. Adenylate cyclase activation
( A cdot C, A, D ) and ( B )
B. B, D, A and C
( c . D, B, c ) and ( A )
D. None of the above
11
77Cushing’s syndrome and myxoedema are associated with which of the
following glands respectively?
A. Thyroid and adrenal
B. Adrenal and thyroid
c. Parathyroid and thyroid
D. Adrenal and pituitary
11
78Which of the following hormone acts antagonist to aldosterone?
A. FSH
B. Testosterone
c. Progesterone
D. ANP
11
79The diagram given below represents the location and structure of an endocrine
gland. Study the same and answer the questions that follow:
Name the endocrine gland shown in the diagram.
11
80Which of the following hormones is responsible for hoarseness in voice, beard, moustaches etc. in males?
A. Gonadotropic hormone
B. Adrenaline
c. Thyroid
D. All of the above
11
81Gonadotrophic hormones are produced
in the
A. Posterior part of thyroid
B. Adrenal cortex
c. Adenohypophysis of pituitary
D. Interstitial cells of testis
11
82Which of the following cell of intestine
secretes GIP?
A. I cell
B. K cell
c. Beta cell
D. None of the above
11
83is a mixed type of gland
A. Thymus
B. Salivary gland
c. Intestinal glands
D. Pancreas
11
84Cortisol is a
A. Mineralocorticoid
B. Glucocorticoid
c. catecholamines
D. Thymosins
11
85Androgens are secreted from
A. Ovary and placenta
B. Testis and adrenal
C. Ovary and testes
D. Thymus and parathyroid
11
86Give the function and source of insulin
hormone?
11
87Adrenaline is equivalent to which neurotransmitter?
( A cdot ) GABA
B. Serotonin
c. Epinephrine
D. None of the abaov
11
88All sex hormone can work without the
help of
A. Gonadotropins
B. Placenta
c. Pituitary
D. Insulin
11
89Which hormone causes dilation of blood
vessels, increased oxygen consumption and gluconeogenesis?
A. Adrenaline
B. Glucagon
c. АСТН
D. Insulin
11
90Choose the correct answer from the
alternatives given.
The pituitary detects a rising hormone concentration in blood and inhibits
the gland secreting the hormone. This is a feedback loop.
A. positive
B. Iong-term
c. negative
D. both (b) and (c)
11
91Choose the correct answer from the
alternatives given Hypothyroidism in children results in:
A. dwarfism
B. acromegaly
c. high blood pressure
D. high body temperature
11
92Integrative system in the body are
A. Endocrine system
B. Nervous system
C. Blood vascular system
D. Both endocrine and nervous system
11
93The source of male sex hormones is
A. Interstitial cells of the testis
B. Cells lining the seminal vesicles
C . Cells lining vas deferens
D. The acrosomal vesicles
11
94In mechanism of hormone action, which
of the following is not a second
messenger?
A. Cyclic AMP
в. ( I P_{3} )
( mathbf{c} cdot C a^{++} )
D. ( M g^{+} )
11
95If ovaries from a pregnant woman are removed in ( 4^{t h} ) month of pregnency,
then
A. Development of embryo becomes abnormal
B. Abortion occurs after some time
C. Embryo develops normally till birth
D. None of the above
11
9633. An example of protein which acts
as a hormone is :
(1) Trypsin
(2) Oxytocin
(3) Keratin
(4) Casein
11
97The effect of prolactin will be marked in
A. Bones
B. Pancreas
c. Mammary gland
D. Liver
11
98Which one of the following hormones never reaches to the cytoplasm?
A. Estrogen
B. FSH
c. Progesterone
D. Testosterone
11
99Hormone involved in the discharge of
pancreatic juice in mammals is
A. Secretin
B. Gastrin
c. cholecystokinin
D. Enterogastrone
11
100Choose the correct combination
begin{tabular}{cccc}
Hormone & Source & Functic \
A. & Vasopressin & Posterior pituitary & Increas of wate through \
B. & Norepinephrine & Adrenal medulla & Increas heart be respirat and ale \
C. & Glucagon & ( beta ) -cells of islet of Langerhans & Stimula glycoge \
D. & Prolactin & Posterior pituitary & Regulat growth mamm glands milk formati females \
hline
end{tabular}
( A cdot A )
( B . quad B )
( c cdot c )
D.
11
101A person has protruding eyes, tachycardia and higher body temperature. He is suffering from
A. Cretinism
B. Hyperthyroidism
c. Diabetes
D. Acromegaly y
11
102Which of the following act as both hormone and enzyme?
A. ADH hormone
B. Acetylcholinesterase
c. Angiotensinogen
D. Renin
11
103Acidophils of pituitary secrete
A. STH and FSH
B. STH and PL
c. stH and Tsh
D. STH and GTH
11
104Very short answer type.
Mark the odd one in each series.
salivary gland, thyroid gland, gastric gland, tear gland
11
105Name the hormone secreted by the
thymus gland.
11
106Which one of the following does not match in biological category of chemical substance?
A. Gastrin
B. Thyroxine
c. oxytocin
D. Creatinine
11
107Cell surface receptors are integral membrane proteins and possess regions that contribute to which of the
basic domains?
A. Extracellular domains
B. Transmembrane domain
c. Intracellular domain
D. All of the above
11
108The secretion of adrenal gland is known
as
A. Thyroxin
B. Adrenalin
c. Calcitonin
D. None of these
11
109Which gland is concerned with salt equilibrium in body?
A. Anterior pituitary
B. Pancreas
c. Adrenal
D. Thyroid
11
110Which hormone stimulates the gastric glands to release the gastric secretion?
A. Enterogastrone
B. Gastrin
c. Pancreozymin
D. cholecystokinin
11
111To induce formation of organs in a
callus it is necessary to provide
A. Growth hormones
B. water
c. Soil
D. Antibiotics
11
112Give examples of hypercalcemic
hormone.
11
113Goitre is related to which of the
following glands of human body?
A. Thymus
B. Thyroid
c. Parathyroid
D. Pancreas
11
114Parathyroid hormone
A. Is produced by the thyroid gland
B. Is released when blood calcium levels fall
C. Stimulates osteoblasts to lay down new bone
D. Stimulates calcitonin release
11
11548. The fasting blood glucose level in
adults in mg/100 ml is
(1) 200 (2) 160
(3) 100 (4) 60
11
116Give examples androgens and
estrogens.
11
117Which of the following glucose transporters is insulin-dependent?
A . GLUTI
в. GLUTII
c. GLUT III
D. GLUTIV
11
118Which of these is not produced by the pituitary gland?
A. FSH
в. мSн
c. oxytocin
D. Prolactin
11
119How many endocrine glands are located in human brain?
( A cdot 3 )
B. 4
( c cdot 2 )
( D )
11
120Choose the correctly matched option.
A. Corpus luteurn – Estrogen – Supports pregnancy
B. Thyroid – Thyroxine – Regulates blood calcium level
C. Anterior pituitary – Oxytocin – Constriction of uterine muscles during child birth
D. Posterior pituitary – Vasopressin – Stimulates reabsorption of water in collecting tubules
11
121Action of endocrine glands is mediated through
A. Hormones
B. Enzymes
c. Minerals
D. Vitamins
11
122List the hormones secreted by the Testis.11
123Which one of the following hormones is released by posterior lobe of pituitary gland?
A. FSH
B. ADH
c. АСТН
D. MSH
11
124Match List I with List II and select the
correct option.
List 1
A. Adrenalin
1. Myxoedema
B.
2. Accelerates heart Hyperparathyroidism beat
C. Oxytocin
3. Salt-water balance
D. Hypothyroidism
4. Childbirth
E. Aldosterone
5. Demineralisation
A. A- 2, B- 5, C- 4, D-1, E-3
B. A- 3, B-4, C- 5, D-3, E-2
C. ( A-5, B-3, C-2, D-4, E-1 )
D. ( A-2, B-3, C-4, D-5, E-1 )
E . A- 5, B- 3, C- 4, D- 2, E-1
11
125Hormone oxytocin at the time to birth acts on uterus by
A. Stimulating the smooth muscles to contract
B. Reducing the lumen of uterus
c. Increasing the movement of foetus
D. Producing rhythmic movements in uterus
11
126( A cdot A-1, B-2, C-4, D-3 )
B. ( A-2, B-1, C-4, D-3 )
( C cdot A-1, B-4, C-2, D-3 )
D. ( A-1, B-2, C-3, D-4 )
11
127In a normal pregnant woman, the
amount of total gonadotropin activity
was assessed. The result expected was.
A. High level of circulating FSH and LH in the uterus to stimulates implantation of the embryo
B. High level of circulating HCG to stimulate endometrial thickening
C. High level of FSH and LH in uterus to Stimulate endometrical thickening
D. High level of circulating HCG to stimulate estrogen and progesterone synthesis
11
128Glucagon hormone is secreted by
A. Pituitary
B. Adrenal
C . Beta cells of islets of Langerhans
D. Alpha cells of islets of Langerhans
11
129What is the function of thyrocalcitonin hormone?
A. Sugar control in blood
B. Calcium control in blood
c. cholesterol control in blood
D. Proteins control in blood
11
130In response to increased returns of
venous blood in the heart,
hormone is secreted from
A. ADH from kidney
B. ANF from heart
c. Epinephrine from adrenal medulla
D. Nor-adrenaline from adrenal medulla
11
131FSH (follicle stimulating hormone) is
produced by
A. Adrenal cortex
B. Anterior pituitary lobe
c. Middle pituitary lobe
D. Posterior pituitary lobe
11
132Explain how hypothyroidism and hyperthyroidism can effect the body?11
133Which one of the following hormones is responsible for uterine contraction
during parturition?
A. Relaxin
B. Vasopressin
c. oxytocin
D. Prolactin
11
134Cholecystokinin involves in
A. controlling growth
B. Controlling stress
c. controlling appetite
D. None of the above
11
135The blood sugar level is regulated by
A. Pancreas
B. Thyroid
c. Anterior pituitary
D. Posterior pituitary
E. Hypothalamus
11
136Volume of urine is regulated by
A. Aldosterone
B. Aldosterone and testosterone
C . ADH
D. Aldosterone and ADH
11
137Secretion of estrogen is controlled by
A . HCG
B. Progesterone
c. LH
D. FSH
11
138Simmond’s disease is
A. Hyperthyroidism
B. Hypothyroidism
c. Hypopituitarism
D. Hyperpituitarism
11
139The blood calcium level is lowered by
the deficiency of
A. Both calcitonin and parathormone
B. Calcitonin
c. Parathormone
D. Thyroxine
11
140Which hormone control activity of zona glomerulosa of adrenal gland?
A. Renin
B. Thyroxine
c. АDH
D. FSH
11
14147. Which one of the following endo-
crine gland is situated in the
neck?
(1) Pancreas (2) Thyroid
(3) Pituitary (4) Adrenals
11
142Write short note on the functions of the
thyroid hormones.
11
143Which of the following statement is correct regarding the mechanism of action of ANF?
A. It causes vasodilation
B. It is secreted in response to high blood pressure
c. It is secreted in response to high blood volume.
D. All of the above
11
144Refer to the given diagrammatic representation of the mechanism of
action of a protein hormone. In which of the following options correct labelling of ( A, B, ) and ( C ) is given?
A. A-Generation of second messenger, B-Physiological responses, C-Biochemical responses
B. A-Activation of genes, B-Biochemical responses, CGeneration of second messenger
C. A-Generation of second messenger, B-Biochemical responses, C-Physiological responses
D. A-Biochemical responses, B-Activation of genes, C- Physiological responses
11
145Study the following about endocrine
disorder
begin{tabular}{lll}
Hormones & Hyposecretion & Hypersecreti \
(I) Insulin & Diabetes mellitus & Unconsciousr and shock \
(II) Thyroxine & Simple Goitre & Myxoedema \
(III) Parathormone & Tetany & Osteoporosis \
hline (IV) Cortisol & Cushing’s syndrome & Addison’s diseases
end{tabular}
A. Only I,III and IV
B. Only I,II and II
C. Only I and III
D. All are true
11
146Write an account of position, structure and functions of pituitary gland.11
147Growth hormones are situated in the
A. Pituitary gland
B. Thyroid gland
c. Adrenal gland
D. Pancreas
11
148The main mineralocorticoid seen in
human is
A. Adrenaline
B. Testosterone
c. Androsterone
D. Aldosterone
11
149Which of the following is NOT produced by kidneys?
A. Calcitriol
B. Erythropoietin
c. Angiotensinogen
D. Renin
11
15036. The main function of insulin
the human body is
(1) to maintain blood pressure
(2) to help in digestion of food
(3) to control the level of sugar in
the body
(4) to check the level of iodine in
the body
11
151Insulin controls the metabolism of –
A. fats
B. Hormones
c. Carbohydrates
D. Proteins
11
152Prove that Pancreas is an endocrine as
well as exocrine gland.
11
153Which one of the following is proteinaceous in chemical nature?
A. Thyroxine
B. Insulin
c. Progesterone
D. Oxytocin
11
154Growth hormone is secreted by adrenal
gland.
A. True
B. False
11
155Which of the following hormone contain lodine?
A. Adrenaline
B. Testosterone
c. Thyroxin
D. Insulin
11
156In urinary system, aldosterone takes part in retention (reabsorption) of
A . ( K^{+} )
в. ( N a^{text {t }} )
c. water
D. both (b) and (c)
11
157Match the following.
( begin{array}{llll}text { Sr.no } & text { Column -I } & text { Sr.no } & text { Column -II } \ text { A. } & text { Testosterone } & 1 . & begin{array}{l}text { Sexual } \ text { contraction } \ text { in male }end{array} \ text { B. } & begin{array}{l}text { Atrial } \ text { natriuretic } \ text { factor }end{array} & text { 2. } & begin{array}{l}text { Decrease in } \ text { blood } \ text { pressure }end{array} & begin{array}{l}text { Decrease in } \ text { liver } \ text { glycogen } \ text { content }end{array} & begin{array}{l}text { Increases } \ text { in } \ text { heartbeat }end{array} & text { 3. } \ text { C. } & text { Glucagon } & & & \ text { D. } & text { Epinephrine } & text { 4. } & & \ & & & end{array} )
( A cdot A-1, B-2, C-3, D-4 )
B. A-1, B-3, C-2, D-4
C. ( A-3, B-4, C-1, D-2 )
D. A-3, B-4, C-2, D-1
11
158The chemical substances released by
activated spermatozoa, that acts on the ground substances of the follicle cells
is
A. Progesterone
B. Hyaluronidase
c. Relaxin
D. Gonadotropin
E. Teratogen
11
159Choose the correct answer from the
alternatives given Which of the following is not a secretion of the adrenal glands?
A. Glucocorticoids
B. Androgens
c. Melatonin
D. Aldosterone
11
160Steriod hormones work as
A. They enter into target cells and binds with specific receptor and activates specific genes to form protein
B. They binds to cell membrane
C. They catalyse information of cAMP
D. None of the above
11
161Pancreatic enzyme and bicarbonate secretion is stimulated by
A. Gastrin
B. Cholecystokin
c. Duocrinin
D. Enterogastrone
11
162Which of the following is not a hormone secreted by the ovaries?
A. Estrogen
B. Progesterone
c. oxytocin
D. None of the above
11
163Select the correct matching of a
hormone, its source and function.
( mathbf{A} )
B.
( c cdot 3 )
D.
11
164Liver in our body stores
A. Vitamin A
B. Vitamin D
c. Vitamin ( B_{12} )
D. All of the above
11
165Glucagon is produced in the islets of Langerhans by
( mathbf{A} cdot beta ) cells
B. ( alpha ) cells
c. Delta cells
D. Both A and B
11
166Hypophysectomy leads to
( mathbf{A} ). Heart attack
B. Increased digestion
C. Death
D. Regression of reproductive function
11
167Which of the following is secreted at ends of nerve fibres?
A. Ascorbic acid
B. Acetic acid
c. Acetyl CoA
D. Acetylcholine
11
168Erythropoietin is produced by
A. Thymus
B. Pituitary
c. Heart
D. Kidney
11
169Pituitary is popularly called the master gland.
A. True
B. False
11
170Which of the following causes decrease in blood pressure?
A. Renin
B. Angiotensin
c. ANF
D. None of the above
11
171Which of the following enzyme is produced in the kidneys?
A. Rennin
B. Renin
c. Uricase
D. Arginase
11
172In the pancreas, there are groups of cells that make insulin. What describes
these cells?
A. An organ in an organism
B. An organ system in an organism
c. Cells within a cell wall
D. Tissue in an organ
11
173The endocrine gland present on the kidney is
A. Pituitary gland
B. Thyroid gland
c. Adrenal gland
D. Pancreatic glands
11
174Which of the following hormones is a derivative of amino acid?
A. Oestrogen
B. Epinephrine
c. Progesterone
D. Prostaglandin
11
175Name the gland that secretes the
emergency hormone!
11
176Give the target gland for
gonadotrophins (LH and FSH).
11
177Match List I with List II and select the
correct answer using the codes given:
List-I List-II
A. I langerhans
1. Calcitonin
в. Pituitary
2. Epinephrine rygland
c. Growth
hormone Thyroidgland 3. medere dgland s.
D. Adrenal gland 4. Insulin
( A cdot A-3, B-4, C-1, D-2 )
B. ( A-4, B-3, C-1, D-2 )
C. ( A-4, B-3, C-2, D-1 )
D. A – 3, B – 2, C – 4, D-
11
178A nine year old boy is ( 120 mathrm{cm} ) tall. If the
present height of the boy is ( 75 % ) of his full height calculate
11
179Select the option that correctly
identifies ( A ) to ( E ) in the given flow chart.
( mathbf{A} cdot A-alpha, B-beta, C-G|u c a g o n, D-H y p e r g| y c a e m i a, E- )
Hypoglycaemia
B. A- ( beta ), B- ( alpha ), C-Cortisol, D-Hypoglycaemia, EHyperglycaemia
C ( . A-beta, B-alpha, C ) -Cortisol, D-Hyperglycaemia, EHypoglycaemia
D. ( A-beta, B-alpha, C ) -Glucagon, D-Hypoglycaemia, EHyperglycaemia
11
180John and Radha were classmates since
childhood. When Radha became eleven
years old, she developed a little swelling on her neck. She visited the doctor who
started medication for her. After a few
years, John also developed a slight
protrusion on his throat. He got worried
and went to the doctor. But, the doctor
assured him that it was a normal
feature in boys while they are growing
up. Which one is the reason for the
difference in diagnosis?
A. Radha’s symptom is hyper/hypothyroidism, John’s symptom is of puberty i.e. development of Adam’s apple
B. Radha’s symptom is of puberty i.e., development of Adam’s apple, John’s symptom is hyper/hypo thyroidism
C. Radha and John’s symptoms are of hypothyroidism
D. Radha and John’s symptoms are of hyperthyroidism
11
181Choose the correct answer from the
alternatives given.

Glucose ( left(C_{6} H_{12} O_{6}right) ) can exist as both
an open chain form and a dosed ring form Earlier, it was thought that
glucose occurs in the closed ring form
What possible difference between these forms would give scientists a clue
that the open chain form was not
present
A. Only open chain forms can undergo condensation, which does not occur with glucose
B. An open chain presents ends with functional groups (in this case aldehyde), and glucose failed to undergo typical aldehyde reactions, a phenomenon that could be explained by having no end functional group in a ring structure
C. Because glucose is solid at room temperature, it must have saturated hydrocarbon chains
D. Glucose could not be denatured so it must be a tight chain

11
182Grave’s disease is caused due to
A. Hyposecretion of adrenal gland
B. Hypersecretion of adrenal gland
C. Hyposecretion of thyroid gland
D. Hypersecretion of thyroid gland
11
183What are sex hormones? Why are they
named so? State their function
11
184The diurnal rhythms are regulated by
A. Adrenalin
B. Melatonin
c. Serotonin
D. vasopressin
11
185The stomach pain impulses are received by receptors known as
A. Proprioreceptors
B. Exteroreceptors
c. visceral receptors
D. chemoreceptors
11
186List the hormones secreted by the following:
(a) Hypothalamus
(b) Pituitary
(c) Thyroid
(d) Parathyroid
(e) Adrenal
(f) Pancreas
(g) Testis
(h) Ovary
(i) Thymus
(j) Atrium
(k) Kidney
(i) G-l Tract
11
187Both organs of which set secretes hormones?
A. spleen- Brain
B. Intestine- Eye
c. spleen- Liver
D. Testes- Placenta
11
188What are sex hormones? Describe any
one male and one female sex hormones.
11
189Name the hormone which regulates the
blood calcium level
11
190Gonadotropic hormone is
A. FSH
B. LH
c. LTH
D. FSH, LH
11
191Emergency Hormone in Animals is the
A. Adrenaline
B. Insulin
c. Oestrone
D. Secretin
11
192Epinephrine is
A. Secreted from pancreas and decreases heart beat
B. Secreted from adrenal medulla and increases heart
beat
C. Secreted from adrenal medulla and decreases heart
beat
D. Secreted from pancreas and increases heart beat
11
193Which of these is correctly matched with the accompanying description?
A. Pancreas – Delta cells of islets of Langerhans secrete a hormone which stimulates glycolysis in liver
B. Thyroid – Hyperactivity in young children causes cretinism
C. Thymus – Starts undergoing atrophy after puberty
D. Parathyroid – Secretes parathormone that promotes movement of ( C a^{2+} ) ions from blood into bones during
calcification
11
194Which gland is concerned with salt equilibrium in body?
A. Anterior Pituitary
B. Pancreas
c. Adrenal
D. Thyroid
11
195Which of the following reasons states
that parathyroid is hormone is a
hypercalcemic hormone?
A. PTH also stimulates reabsorption of Ca2+ by the renal tubules
B. PTH increases Ca2+ absorption from the digested food
C. PTH control the metabolism of carbohydrates, proteins and fats
D. Both A and B
11
196Which one of the following is not a second messenger in hormone action?
A. Sodium
B. сАМР
c. сGмР
D. Calcium
11
197Pertaining to endocrine system, what will you interpret if :
¡) You observe swollen neck in people living in the hills
ii) Over secretion of growth Hormone takes place during childhood
iii) Facial hair develops in body aged 13
11
198In a child of 15 years age, plasma calcium level is diagnosed below optimum level, which organ is malfunctioning?
A. Thyroid gland
B. Liver
c. Parathyroid
D. Posterior lobe of pituitary
11
199Toxic agents present in food, which interfere with thyroxine synthesis lead to the development of
A . Goitre
B. Thyrotoxicosis
c. Diabetes
D. Cretinism
11
200Hypersecretion of parathyroid hormone
results in
A. Stronger bones due to increased incorporation of calcium in them
B. Deposition of calcium in various skeletal structure
C. No effect on the constitution of bones
D. Weaker bones due to increased removal of calcium from them
11
201Choose the correct answers from the
alternatives given
Pancreatic juice contains
A. hydrogen carbonate
B. hydrochloric acid
c. sulphuric acid
D. deoxyribonucleic acid
11
202Assertion
Adrenal medullary hormones help in combating the stress condition.
Reason
Both adrenaline and noradrenaline act
on same organs and produce similar effects.
A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
c. Assertion is correct but Reason is incorrect
D. Both Assertion and Reason are incorrect
11
203GnRH of hypothalamus stimulates secretion of
A. Aldosterone from adrenals
B. ADH from posterior pituitary
C. FSH and LH from anterior pituitary
D. Thyroxine from thyroid
11
204Discuss the endocrine system and its
functions.
11
205In which of the following condition diabetic coma is due to hyposecretion of insulin?
A. Glucose level increased in blood
B. Keto acidosis formation take place
C. Dehydration process start
D. All of the above
11
206What is the emergency hormone?11
207Damage to thymus in a child may lead
to
A. Loss of cell mediated immunity
B. A reduction in the haemoglobin content in blood
C. A reduction in the amount of plasma proteins
D. Loss of antibody mediated immunity
11
208Steroid hormones, estrogen and testosterone bind to
A. Membrane ion channels
B. Enzyme-linked membrane receptors
c. G-Protein linked membrane receptors
D. Cytoplasmic receptors
11
209Islets of Langerhans are
A. Modified lymph glands
B. Ductless glands in pancreas
C . Specialized area in pituitary
D. Small tubules in kidney
11
210The pancreas located just ( ldots ldots . . ) the
stomach.
A. Below
B. Upon
c. Right side
D. Left side
11
211Short / Long answer type questions. Write briefly about the endocrine gland
which helps combat stress.
11
212Which endocrine gland is not an ectodermal origin?
A. Pineal body
B. Anterior pituitary
c. Adrenal medulla
D. Thymus
11
213The female
hormones
are released by the
11
214A gland called ‘Clock of ageing’ that gradually reduces and degenerates in ageing is
A. Thyroid
B. Thymus
c. Parathyroid
D. Pituitary
11
215Very short answer type.
Name the source gland and give one main action of the following hormones:
estrogen
11
216Diabetes insipidus results from low levels of
( mathbf{A} cdot ) АСТН
B. TSH
c. АDH
D. Aldosterone
11
217Insulin receptors are.
A. Extrinsic proteins
B. Intrinsic proteins
C . G-proteins
D. Trimeric proteins
11
218Very short answer type. Suppose a calculus (stone) is blocking a major calyx, what effect might this have on capsular hydrostatic pressure (CIIP) and thus on net filtration pressure (NFP)?11
219Assertion
Diabetes insipidus is marked by excessive urination and too much thirst
of water
Reason
Anti-diuretic hormone (ADH) is
secreted by the posterior lobe of pituitary gland.
A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
c. Assertion is correct but Reason is incorrect
D. Both Assertion and Reason are incorrect
11
220Which of the following is not endocrine gland?
A. Thyroid
B. Adrenal
c. Testis
D. Salivary gland
11
221Which of the given labeled parts is
responsible for the decrease in the
amount of stored glycogen in the liver?
( A cdot D )
B.
( c . ) в
( D )
11
222List the hormones secreted by the Kidney.11
223The human sperm consist of head,
middle piece and tail. What purpose does the tail in a sperm serve?
11
224The thyroid gland is the largest endocrine gland of the body
A. True
B. False
11
225The pituitary gland by virtue of itstropic hormones controls the secretory activity of other endocrine glands. Which one of the following endocrine glands can function independent of a pituitary gland?
A. Thyroid
B. Gonads
c. Adrenal glands
D. Parathyroid
11
226Diagrammatically indicate the location of various endocrine glands in our body11
227Cretinism in young children is due to hyposecretion of
( A ). Vitamin D
B. Growth hormone
c. calcitonin
D. Thyroxine
11
228Increase in bleeding time and delay in blood coagulation is due to the deficiency of which hormone?
A. Thyroxine
B. Adrenaline
c. Noradrenaline
D. Parathormone
11
229Very short answer type.
Besides ADH, which other hormones
contribute to the regulation of water reabsorption?
11
230Basal metabolism disorders are caused
by
A. Impairment of the pituitary
B. Impairment of the gonads
c. Impairment of the thyroid
D. Impairment of the thymus
E. Impairment of the parathyroid
11
231Epinephrine (adrenaline) is secreted by
A. Adrenal cortex
B. Adrenal medulla
c. Pancreas
D. Nerve endings
11
232Which hormone has an anti-insulin
effect?
A. cortisol
B. Oxytocin
c. Aldosterone
D. Glucagon
11
233Which one of the following four glands
is correctly matched with the
accompanying description?
A. Thyroid- hyperactivity in young children causes cretinism
B. Thymus- starts undergoing atrophy after puberty
C. Parathyroid- secretes parathormone, which promotes movement of calcium ions from blood into bones during calcification
D. Pancreas- delta cells of the islets of Langerhans secrete a hormone, which stimulates glycolysis in liver
11
234Which of the following helps in formation of alveoli of the mammary
glands?
A. Estrogen
B. Prolactin
c. Progesterone
D. All of the above
11
235Name any one heterocrine gland?11
236Erythropoietin stimulates
A. Osmoregulation
B. Formation of RBC
c. Reduces blood pressure
D. Formation of WBC
11
237Which of the following graphs is correct
regarding the effects of adrenaline secreted into the blood?
( A )
B.
( c cdot C )
( D cdot C )
11
238The thyroid hormones are strored as
A. Glycoproteins
B. Thyroglobulin
( c . ) T3 and T4
D. Polycyclic hydrocarbons
11
239Steroid hormones
A. Work via second messenger
B. Trigger rapid, short term response in cells
C. Alter the activity of genes
D. Initiate open channels in plasma membrane
11
240I.C.S.H. in male acts on
A. Cells of Leydig
B. Sertoli cells
c. Spermatids
D. spermatogonia
11
241Progesterone is secreted by
A. Corpus luteum
B. Thyroid
c. Thymus
D. Testis
11
242Which hormone causes dilation of
blood vessels, increased oxygen consumption an glucogenesis?
A . ACTH
B. Insulin
c. Adrenaline
D. Glucagon
11
243What questions will you ask a doctor to
know about endocrine glands?
11
244Name two hormones secreted by
pancreas.Write one function of each.
11
245Parathormone causes
A. Increased level of serum calcium
B. Increased level of blood sugar
C. Decreased level of serum calcium
D. Decreased level of blood sugar
11
246The name of largest endocrine gland of
our body is
11
247Hormone involved in discharge of pancreatic secretions is
A. Gastrin
B. cholecystokinin
c. secretin
D. Both B and C
11
248Hormone secreted during emergency is
A. Aldosterone
B. Calcitonin
c. Thyroxine
D. Adrenaline
11
249Match the columns and choose the
correct option.
( begin{array}{lllll} & text { Column-I } & & text { Column-II } & \ text { A. } & text { Adrenaline } & text { 1. } & begin{array}{l}text { Anger, fear, } \ text { danger }end{array} \ text { B. } & text { Oestrogen } & text { 2. } & begin{array}{l}text { partnerting } \ text { through sense of } \ text { smell }end{array} \ text { D. } & text { Pheromones } & text { 4. } & text { Glucose }end{array} )
( A cdot A-3, B-1, C-4, D-2 )
B. A-1,B-3,C-2,D-4
C. ( A-1, B-3, C-4, D-2 )
D. ( A-3 . B-1 . C-2 . D- )
11
250Human male sex hormone or androgen
present in urine of males is
A. Testosterone
B. Andostenedione
c. Dehydroepiandrosterone
D. Androsterone
11
251A hormone that increases deposition of
( C a^{+2} ) in bones by decreasing blood calcium level. It is antagonistic to a hormone secreted from a gland located at back side of the most famous gland
of body identify it.
A. Parathyroid hormone
B. Thyrocalcitonin hormone
c. Aldosterone hormone
D. Calcitriol hormone
11
252Acromegaly is due to hypersecretion of hormone from
A. Neurohypophysis
B. Adenohypophysis
c. Pars intermedialis
D. Cells of Leydig
11
253In heart cells, which one a second
messenger that speeds up muscle contraction in response to adrenaline
A . cAMP
B. сGMP
c. GтР
D. ATP
E. AMP
11
254The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone
A. Calcitonin
B. Prolactin
c. Adrenaline
D. Melatonin
11
255Which of the following mechanism involves the vasodilation?
A. ADH
B. Renin-angiotensin
c. ANF
D. None of the above
11
256Cortisone, Somatotropin, Adrenocorticotropic hormone,
Vasopressin.
11
257Assertion
Failure of secretion of somatotropin from an early age causes dwarfism in the patient.
Reason
Somatotropin hormone stimulates the body growth and elongation of long
bones
A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
c. Assertion is correct but Reason is incorrect
D. Both Assertion and Reason are incorrect
11
258Thickening the lining of the uterus each month in female body is the function of which of the following hormone?
A . LH
B. FSH
c. Progesterone
D. Oxytocin
11
259When a person is exposed to cold
surrounding, which of the following
does not occur?
A. Secretion of adrenal medulla and thyroid increases
B. Shivering occurs
C. Vasoconstriction occurs in the skin vessels, supplying blood to hair
D. Heart beat and volume of blood per stroke increases
11
260Which one of the following hormones is not involved in sugar metabolism?
A. Glucagon
B. Cortisone
c. Aldosterone
D. Insulin
11
261Dramatic changes of body features
associated with puberty are mainly
because of secretion of
A. Oestrogen from testes and testosterone from ovary
B. Estrogen from adrenal gland and testosterone from pituitary gland
c. Testosterone from testes and estrogen from ovary
D. Testosterone from thyroid gland and estrogen from pituitary gland
11
262The activity of adrenal cortex is governed by a pituitary hormone, abbreviated as
A . HCG
B. FSH
c. АСТН
D. TSH
11
263Which hormone has the anti-insulin
effect?
A. Calcitonin
B. cortisol
c. oxytocin
D. Aldosterone
11
264Which of the following acts both as endocrine (ductless) and exocrine (with
duct) gland?
A. Pancreas
B. Liver
c. Adrenal
D. Kidney
11
265Hormone oxytocin at the time to birth acts on uterus by
A. Stimulating the smooth muscles to contract
B. Reducing the lumen of uterus
c. Increasing the movement of foetus
D. Producing rhythmic movements in uterus
11
266Sudoriferous glands are present in
A. Lung.
B. Kidney.
( c . ) skin
D. Alimentary canal.
11
2670.82 Match the class of compounds given in Column I with their functions
given in Column II.
Column I
Column II
А.
Antagonists
Communicate message between two
neurons and that between neurons to
muscles
B. Agonists
Bind to the receptor site and inhibit its
natural function
C Chemical messenger 3. Crucial to body’s communication process.
N
w
Inhibitors
Receptors
Е.
4.
5.
Mimic the natural messenger.
Inhibit activities of enzymes.
11
268Name the following:
Hormone secreted by pituitary gland that helps in child birth
11
269Which of the following helps in differentiation of Iymphocytes?
A. cytosin
B. Thymosin
c. cyclin
D. None of the above
11
270Match the columns:
( begin{array}{llll} & text { Column I } & & text { Column II } \ text { a. } & text { Thymus gland } & text { p. } & text { Epinephrine } \ text { b. } & begin{array}{l}text { Adrenal } \ text { medulla }end{array} & text { q. } & text { Thymosin } \ text { c. } & begin{array}{l}text { Parathyroid } \ text { gland }end{array} & text { r. } & text { Calcitonin } \ text { d. } & text { Thyroid gland } & text { s. } & begin{array}{l}text { Bone } \ text { desorption }end{array}end{array} )
( A cdot a-q, b-p, c-s, d-r )
( B cdot a-s, b-r, c-q, d-p )
( mathrm{C} cdot mathrm{a}-mathrm{r}, mathrm{b}-mathrm{p}, mathrm{c}-mathrm{s}, mathrm{d}-mathrm{q} )
D. ( a-p, b-q, c-q, d-s )
11
271Which of the following match is correct?
A. Hormone-Oxytocin, Effect-Milk ejection hormone
B. Hormone-Glucagon, Effect-Decreases blood sugar level
C. Hormone-Adrenaline, Effect-Decreases heart rate
D. Hormone-Thyroxine, Effect-Decreases BMR
11
272Secretion of gastric juice is stopped by
A. Gastrin
B. Secretin
c. Enterogastrone
D. cholecystokinin
11
273The function/s of the renin produced by kidney is/are
A. Stimulate hematopoiesiss
B. Change angiotensinogen into angiotensin
c. Influence ultrafiltration
D. All of the above
11

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