Download MBBS 1st Year 2009 Feb 524054 Physiology Including Bio Physics? II Question Paper

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[KU 503] FEBRUARY 2009 Sub. Code: 4054

FIRST M.B.B.S. DEGREE EXAMINATION

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Revised (Non-Semester) Regulations

PAPER IV – PHYSIOLOGY INCLUDING BIO-PHYSICS – II

Time: Three hours Q. P. Code: 524054 Maximum: 100 Marks

I. Essay Questions : Answer ALL questions (2 x 15 = 30)

1. Name the functional divisions of the cerebellum. Describe the structure, connections, and functions of cerebellum. Mention two signs of cerebellar lesions.

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2. Define cardiac cycle. Describe in detail with the help of a diagram. The mechanical changes during cardiac cycle. Add a note on heart sounds.

II. Write Short notes on : (10 x 5 = 50)

1. Neuro-muscular junction.
2. Compare rem and nonrem sleep.
3. Triple response.

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4. Describe formation, circulation and functions of cerebrospinal fluid (C.S.F.).
5. Functions of vestibular apparatus.
6. Explain 'Dark Adaptation'.
7. Organ of corti.
8. Describe decompression sickness.

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9. Describe chemical control of respiration.
10. What is myasthenia gravis. Describe the biological basis of its treatment.

III. Short Answer Questions (10 x 2 = 20)

1. Explain the basic defect in astigmatism and its correction.
2. Draw a labelled diagram of arterial pulse and explain.

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3. Draw a labelled diagram of pathways for taste.
4. Rigor mortis.
5. Phantom limb.
6. Oxygen debt.
7. What is Bohr's effect? What is its physiologic significance?

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8. Draw a normal E.C.G. and label it.
9. Refractory period.
10. Define Terms: Chronaxie, Rheobase and utilization time.

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