LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034         M.Sc. DEGREE EXAMINATION – ZOOLOGY

AF 20

THIRD SEMESTER – NOV 2006

                                                    ZO 3807 – INTEGRATED PHYSIOLOGY

 

 

Date & Time : 27-10-2006/9.00-12.00    Dept. No.                                                       Max. : 100 Marks

 

 

PART A

(Answer all )                                                                                                          10 x 2 = 20

1. What is Cardiac out put?
2. Differentiate Ammonotelic and uricotelic organisms
3. Why do we call hormones as a chemical messenger?
4. Define Biomagnification
5. What do you mean by Metallothionein?
6. Differentiate the major food stuffs.
7. What is Cutaneous respiration?
8. Define Micturition
9. What do you mean by balanced diet?
10. Define Biorhythms

PART B

(Answer any four)                                                                                                 4 x 10 = 40

1. Briefly describe the role of hypothalamus with diagrammatic representation
2. Give an account on morphological and structural architecture of Nephron
3. How does the food get absorbed through digestive tract?
4. Explain the process of Ageing in human beings
5. Explain the chemical changes and other physiological changes during muscle contraction
6. Explain the phenomena of homeostasis in physiological system

PART C

(Answer any two)                                                                                                2 x 20 = 40

1. Vitamins are physiological regulators – Discuss
2. Describe the steps and processes involved in blood clotting
3. Describe the various steps of chemical and physical mechanisms in digestive system
4. Describe the role of respiratory pigments in respiratory process.

 

 

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