Chemical Co-ordination and Integration Questions and Answers Part-3

1. Which is commonly called anterior pituitary?
a) Pars distalis
b) Pars intermedia
c) Pars nervosa
d) All of these

Answer: a
Explanation: Pars distalis

2. Which is commonly called posterior pituitary?
a) Pars distalis
b) Pars intermedia
c) Pars nervosa
d) All of these

Answer: c
Explanation: Pars nervosa

3. Which of the following hormones are secreted by pars distalis (find out total numbers)?
GH, PRL, MSH, FSH, LH, TSH, ACTH, ADH
a) 4
b) 5
c) 6
d) 8

Answer: c
Explanation: 6

4.Pars intermedia secretes
a) Follicle stimulating hormone
b) Melanocyte stimulating hormone
c) Melatonin
d) Prolactin

Answer: b
Explanation: Melanocyte stimulating hormone

5. Posterior pituitary stores and release two hormones
a) Oxytocin
b) Vasopressin (ADH)
c) Growth hormone
d) Both (a) and (b)

Answer: d
Explanation: Both (a) and (b)

6. Where is oxytocin and ADH synthesized?
a) Ant pituitary
b) Post pituitary
c) Hypothalamus
d) Thalamus

Answer: c
Explanation: Hypothalamus

7. Which of the following hormones regulate the growth of the mammary glands and formation of milk?
a) GH
b) TSH
c) Prolactin (PRL)
d) ACTH

Answer: c
Explanation: Prolactin (PRL)

8. Which of the hormone stimulates the synthesis and secretion of thyroid hormone?
a) GH (Growth Hormone)
b) TSH (Thyroid Stimulating Hormone)
c) PRL (Prolactin)
d) ACTH (Adrenocorticotropic Hormone)

Answer: b
Explanation: TSH (Thyroid Stimulating Hormone)

9.Which of the following hormone stimulates the synthesis and secretion of steroid hormones called glucocorticoids from the adrenal cortex?
a) TSH
b) ACTH
c) LH
d) FSH

Answer: b
Explanation: ACTH

10. _________ stimulates the synthesis and secretion of hormone called androgens from testis.
a) FSH
b) ACTH
c) LH = ICSH
d) GH

Answer: c
Explanation: LH = ICSH