M.Sc. DEGREE EXAMINATION, APRIL 2018
Second Semester
Zoology
ANIMAL PHYSIOLOGY
(CBCS 2017 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
Write short note on
1. CCk
2. Anoxia
3. S A node
4. Henle loop
5. Smooth muscle
6. Acetylcholine
7. Hibernation
8. Iso osmosis
9. Hypothalamus
10. Circadian rhythm
Sub. Code
7MZO2C1
AFS-0610
2
Wk ser
Part B x 5 25)
Answer all questions choosing either or
11. Give an account on digestion and absorption of
protein.
Or
Compare the Gill and lung respiration in animals.
12. Explain the mechanism of blood clotting.
Or
Write the structure and functions of Nephron.
13. Give the ultra structure of skeletal muscle.
Or
Briefly explain the structure and functions of a
neuron.
14. Give an note on the structure and functions of eye.
Or
Differentiate poikilotherms and homeotherms.
15. Write about the pituitary secretions and their
functions.
Or
Give an account on Biological clock and its
regulations.
AFS-0610
3
Wk ser
Part C x 10 30)
Answer any three questions.
16. Describe the gastrointestinal hormones and their
functions.
17. Explain the principle and applications of ECG.
18. Discuss the mechanism of impulse transmission.
19. Give a detailed account on osmo ionic regulation in salt
water fish.
20. Enumerate the feed back mechanism of hormone action.
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