Physiology (Revised Scheme) April 2002, Paper 2

Max Marks: 100

Long Essays: [ 9 Marks]
1. What is the Normal Serum Calcium Level? Describe the Clinical features of Tetany? [1+6+2=9 marks]
2. Describe the structure of a Chemical Synapse & the steps involved in transmission across such a Synapse. Explain any two properties of Synapses. [3+4+2=9 marks]

Short Essays: [5 marks each]
3. Describe the Metabolic functions of Thyroxine.
4. Describe the endometrial changes occurring in the secretory phase of Menstrual Cycle. What is the Hormonal basis for these changes?
5. Describe the functions of the Placenta.
6. Write a short essay on Parkinsonism.
7. Describe the Muscle Spindle and its functions.
8. Describe the Steps involved in Excitation-Contraction Coupling in the Skeletal Muscle.
9. Classify Nerve Fibres based on diameter & conduction velocity. Mention the factors influencing Nerve Fibre Conduction Velocity.
10. Describe the Errors of Refraction and their Correction.
11. Trace the Auditory Pathway with the help of a diagram.
12. Mention the Basic Modalities of Taste Sensation and their representation on the Tongue. Describe a Taste Bud.

Short Answers:
13. Explain the actions of Anti Diuretic Hormone.
14. Mention the factors regulating secretion of Aldostreone.
15. Explain the Mechanism of action of Steroid Hormones on their target cells.
16. Explain the mechanism of action of the Oral Pill.
17. Explain the Babinski’s Sign.
18. Mention the features of representation of the body in the sensory Cortex.
19. Explain Renshaw Cell Inhibition.
20. What is Aphasia? Classify
21. What is Myasthenia Gravis? What is the basis for its treatment?
22. Explain “All or None Law” with reference to Cardiac Muscle & Skeletal Muscle.
23. Draw and label a diagram of a Sarcomere.
24. What is “ Blind Spot”? Why is it Blind?
25. What is the Normal Intra Ocular Pressure? What is its importance?
26. Explain Weber’s Test and its application.
27. What is the Normal “Core” Body Temperature? Mention the ways in which the body can gain heat.
28. What are the physiological changes that occur when one is exposed to high temperature?

Question Paper submitted by:
2003-04 Batch, BMC


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