1. All of the following hormones use cyclic AMP as a secondary messenger except
A. FSH
B. LH
C. Adrenaline
D. Oestrogen
Ans. D
Oestrogen is a steroid hormone acts through coupled receptors. Insulin, prolactin , GH and alpha adrenergic catecholamines are water soluble hormones that do not act through adenylate cyclase.
Alpha adrenergic catecholamines acts through coupled receptors where as beta adrenergic catecholamines acts through adenyl cyclase and cAMP

2. Which of the following hormones is not a polypeptide
A. Corticotropin
B. Leutotropic
C. Insulin
D. Glucagon

Ans. B

3. The hormone thyrotropin is a
A. Protein
B. Glycoprotein
C. Polypeptide
D. Steroid
Ans. B

4. Which of the following hormones secretes less at night
A. GH
B. Insulin
C. ACTH
D. Melatonin
Ans. C

5. Which of the following is secreted by acidophils of anterior pitutary
A. Growth hormone
B. ACTH
C. TSH
D. FSH
Ans. A

6. All the hormones secreted from pitutary have direct stimulatory effect from hypothalamus except___________ hormone
A. TSH
B. ACTH
C. FSH
D. Prolactin
Ans. D

7. Growth hormone is also called as
A. Somatostatin
B. Somatomedin
C. Somatocrinin
D. Somatotropin
Ans. D
Growth inhibiting hormones from the hypothalamus is called somatostatin. Somatokinin is growth hormone releasing hormone produced by the hypothalamus

8. Which of the following hormones is not involved in the process of growth
A. Oxytocin
B. Somatotropins
C. Thyroid hormone
D. Estrogen
Ans. A

9. Which of thw following are secretions of thyroid gland
A. Thyroxine
B. Triiodothyronin
C. Calcitonin
B. All of the above
Ans. D

10. Storage form of thyroid hormone is
A. T4
B. T3
C. Thyroglobulin
D. All of the above
Ans. C