Download Dr. AASHISH H. PANCHAL

Dr. AASHISH H. PANCHAL (M.Pharm., Ph.D.)
TRISHA INSTITUTE OF BIOLOGY
CHAPTER 2 CLASS TEST
GSEB/CBSE/ISC/NEET
COMPLETE BIOLOGY SOLUTION
1. In adults, insufficient thyroxine can lead to ______.
(a) Goiter
(b)Tetany
(c)Cretinism
(d)Myxoedema
2. In which of the following pairs, the hormone of endocrine glands and its primary action is
mismatched.
(a) Calcitonin - Lower blood calcium levels
(b)Parathyroid - Raises blood calcium levels
(c)Somatotrophic – increase the growth (d)Melatonin - Regulates the rate of cellular metabolism
3. Pituitary gland known as the 'master' endocrine gland is under the control of
(a) Pineal gland
(b)Adrenal gland
(c)Hypothalamus
(d)Thyroid gland
4. The endocrine gland which contributes to setting the body's biological clock is the ______.
(a) Pituitary gland
(b)Thymus gland
(c)Pineal gland (d)Thyroid gland
5. In human adult females oxytocin
(a) Causes strong uterine contractions during parturition (b)Is secreted by anterior pituitary
(c)Stimulates growth of mammary glands (d)Stimulates pituitary to secrete vasopressin
6. Match the source gland with its respective hormone as well as the function
Source gland
Hormone
Function
(1)
Thyroid
Thyroxine
Regulates blood calcium level
(2)
Anteriorpituitary
Oxytocin Contraction of uterus muscles during child birth
(3)
Posteriorpituitary
Vasopressin
Stimulates resorption of water in the DCT
(4)
Corpus luteum Estrogen
Supports pregnancy
(a) 1
(b)2
(c)3
(d)4
7. Concentration of the urine is controlled by ______
(a) MSH
(b)ADH
(c)Oxytocin
(d)ACTH
8. Damage to thymus in children may lead to
(a) Loss of antibody mediated immunity
(b)Reduction in stem cell production
(c)Reduction of hemoglobin content of blood
(d)Loss of cell-mediated immunity
9. The hormone known to participate in metabolism of calcium and phosphorus is
(a) Mineralocorticoids
(b)Calcitonin
(c)Glucagon
(d)Glucocorticoids
10. During growth period release of too much growth hormone can lead to
(a) Cretinism
(b)Acromegaly (c)Gigantism
(d)Simmond’s disease
11. Endemic goitre is a state of
(a) Increased thyroid function
(b)Normal thyroid function
(c)Decreased thyroid function
(d)Moderate thyroid function
12. Hormone responsible for the secretion of milk after parturition
(a) ICSH
(b)Prolactin
(c)ACTH
(d)LH
13. In addition to thyroxine (T4), triiodothyronine (T3), thyroid gland produces ______
(a) Thyroid-stimulating hormone
(b) Adrenocorticotropic hormone
(c)Calcitonin
(d)Gonadotropic hormones
14. Endocrine glands ________.
(a) Secrete hormones that travel through a duct to the target organs
(b) Release neurotransmitters into the synaptic cleft
(c) Secrete chemical messengers that travel in the bloodstream
(d) Include sebaceous glands and sweat glands
15. How many hormones are produced by the posterior pituitary?
(a) 0
(b) 1
(c) 2
(d) 6
16. Which of the following is an anterior pituitary hormone?
(a)ADH
(b)Oxytocin
c)TSH
(d)cortisol
17. The secretion of thyroid hormones is controlled by ________.
(a)TSH from the hypothalamus
(b)TSH from the anterior pituitary
(c)Thyroxine from the anterior pituitary
(d)Thyroglobulin from the thyroid's parafollicular cells
18. Sella turcica" is a :-
1.
(a)Depression in brain enclosing pituitary
(c)Covering of testis
20.
(b)Cavity of skull enclusing ears
(d)Kind of endocnne gland
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19. Oxytocin mainly helps in :-
(a) Milk production
(b)Child birth
(c)Diuresis
(d)Gametogenesis
20. The two lobes of thyroid gland are joined by a horizontal connection called :-
(a)Inter thyroidal connective
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(b)Inter thyroidal commissure
(c)Interme diary lobe
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(d)Isthumus
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