Download KUHS MBBS First Year 2013 Aug 104001 Physiology Paper II Question Paper

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Q.P. Code: 104001

First Professional MBBS Degree Examinations, August 2013

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PHYSIOLOGY – Paper II

Time: 3 Hours

Total Marks: 50

• Answer all questions
• Draw Diagrams wherever necessary

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Long essay (10)

1. A 50 years old patient of hypertension suddenly developed weakness of right upper and lower extremities and difficulty is speaking following a brief episode of loss of consciousness. On examination motor tone of his right extremities was found to be increased. Answer the following questions based on your knowledge in physiology :
   • What would an examination of power and deep tendon reflexes of the patient reveal
   • What would examination of the plantar reflex of the patient most likely reveal
   • Explain the physiological basis of the findings of deep tendon reflexes in this patient
   • What is the most likely clinical diagnosis of his condition (2+2+5+1=10)

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Short essays (2x5 =10)

2. Metabolic effects of insulin
3. Denervation hypersensitivity

Answer briefly (5x3=15)

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4. Accommodation reflex
5. Pituitary dwarfism
6. Parkinsonism
7. Features of cerebellar lesions
8. Ovarian cycle

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Draw and label (2x2½=5)

9. Length-tension relationship in skeletal muscle
10. Wald's visual cycle - flow chart

Explain the physiological basis of the following (5x2=10)

11. Patients with sensory ataxia lose balance on closing their eyes

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12. Intra-uterine contraceptive devices prevent pregnancy
13. Diaphragmatic pain is felt at the tip of the shoulder
14. Patients of acromegaly may develop diabetes
15. Cardiac muscle cannot be tetanised

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