Physiology III



Topic-wise Note :

Introduction to Endocrinology : Click Here

Reproductive and Lactation Physiology : Click Here

Quiz Paper :

Internal Examination 2081, B.V. Sc & A.H. 3th Sem.
Time: 20 minutes. The instruction is Answer all the questions.

Here are the questions written on the paper:


1. Define hormone.

Fill in the blanks:

  1. Cell to cell signaling refers to the transfer of __________.

  2. Paracrine messenger enters the target cell through __________.

  3. Hormone secreted from the heart are __________.

  4. Hormones having membrane bound receptors are __________.

  5. Lipid soluble hormone act via __________ receptors.

  6. Receptors of thyroid hormones are in __________ of cell.

  7. Protein hormones act by __________.

  8. Cyclic AMP executes the actions of hormone inside the cell by __________.

  9. Common enzyme activated by calcium-calmodulin complex is __________ in smooth muscle.

  10. Thyroid and steroid hormones execute their function by acting on __________ in the target cells.

  11. Hypothalamic neurons release neurotransmitters that are carried from the hypothalamus to the adenohypophysis via __________.

  12. GH stimulates the liver to secrete __________.

  13. Hypersecretion of GH after the fusion of epiphysis with the shaft of the bones leads to a condition called __________.

  14. __________ stimulates secretion of ACTH from anterior pituitary.

  15. __________ stimulates secretion of prolactin.

  16. Breastfeeding stimulates synthesis of estradiol in granulosa cells of the ovary and helps in spermatogenesis by its effect on Sertoli cell of the testis.

  17. Osmoreceptors are situated in __________.

  18. Throughout labor, large quantity of oxytocin is released by means of __________ mechanism.

  19. Deficiency of thyroid hormones during fetal life and first few years of postnatal life leads to __________.

  20. Parathormone maintains blood calcium level by acting on __________.


Internal Examination 2080, B.V. Sc & A.H. 3th Sem.
Time: 20 minutes. The instruction is Answer all the questions.

1. Endocrine system doesn’t include
(a) Adrenal gland
(b) Salivary gland
(c) Thyroid gland
(d) Pituitary gland

2. Adam’s apple is
(a) Parathyroid gland
(b) Thyroid gland
(c) Adrenals gland
(d) None of above

3. Nymphomania is
(a) Regular in heat
(b) Irregular in heat
(c) All of above
(d) None of above

4. Paracrine acts as
(a) Systemic
(b) Locally
(c) Humoral
(d) Innate

5. Water soluble hormones act through
(a) Cell membrane based
(b) Nuclear based
(c) Both
(d) None

6. Hormonal receptor of kidney cell
(a) IP₃
(b) DAG
(c) cGMP
(d) cAMP

7. Epinephrine never binds with
(a) Insulin
(b) Glucagon
(c) All
(d) None

8. Neuroendocrine gland is
(a) Pituitary gland
(b) Ovary
(c) Pancreas
(d) Hypothalamus

9. Long stress in body is coped with
(a) Adrenal medulla
(b) Adrenal cortex
(c) Thyroid
(d) None

10. Satiety centre is controlled by
(a) Pituitary gland
(b) Hypothalamus
(c) Thyroid
(d) Parathyroid

11. Master gland is
(a) Pituitary
(b) Hypothalamus
(c) Pineal
(d) All

12. TSH secretion is highest in
(a) Morning
(b) Day
(c) Evening
(d) Night

13. Prolactin is initiated during
(a) Injury
(b) Lactation
(c) Excitement
(d) None

14. Contraction of uterus is due to release of
(a) Prolactin
(b) Oxytocin
(c) Both
(d) None

15. Glycogenolysis is conversion of
(a) Glycogen into glucose
(b) Amino acid into glucose
(c) Glycerol into glucose
(d) None

16. Proinsulin consists of
(a) Amino terminal chain
(b) Carboxyterminal A chain
(c) C peptide
(d) All

17. Aldosterone increases
(a) Blood Na⁺ level
(b) Blood glucose level
(c) Both
(d) None

18. Arachidonic acid is precursor of
(a) Estrogen
(b) Progesterone
(c) Prolactin
(d) Prostaglandin

19. Contraction of gastric tract smooth muscle by
(a) Prostaglandin I₂
(b) Prostaglandin E₂
(c) Prostaglandin F₂α
(d) Prostaglandin D₂

20. Cholecystokinin enzyme released by
(a) ‘I’ cell
(b) ‘D’ cell
(c) ‘G’ cell
(d) ‘K’ cell

Final Question :


Final Practical Question:

Practical Exam 2082

Subject: Vet Physiology III

Time 50 minutes

Attempt all the questions

  1. How will examine the reproductive organs of buffalo? (2)

  2. How will you detect the animal is in heat? (2)

Write very short answers (0.2520=5)


  1. What is the primary function of corpus luteum?

  2. What is the site of fertilization in most domestic animals?

  3. Name the site where inner and outer egg cell membrane forms?

  4. Define estrus.

  5. What is the role of epididymis?

  6. What is the primary source of progesterone during pregnancy?

  7. What is the acrosome reaction?

  8. What is the function of Sertoli cells?

  9. What is the difference between a monotocus and polytocus species?

  10. What is "induced ovulator"?

  11. Name the two hormones produced by thyroid gland.

  12. What is the primary role of insulin?

  13. What hormone is produced by adrenal medulla?

  14. Which hormone stimulates red blood production?

  15. Which hormone is released in response to stress?

  16. What is puberty?

  17. What is capacitation?

  18. Name three stages of parturition.

  19. What is chorion?

  20. Which hormone is responsible for the fight and flight response?

Birat lamsal

Its me Birat Lamsal. Currently Studying Bachelor of Veterinary Science and Animal Husbandry in agriculture and forestry university,Rampur,Nepal

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