Download RGUHS MBBS 1st Year 2011 June 1077 Physiology I RS2 And RS3 Question Paper

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Rajiv Gandhi University of Health Sciences, Karnataka

MBBS PHASE I Degree Examination – June / July 2011

Time: Three Hours

Max. Marks: 100 Marks

PHYSIOLOLOGY – I

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(RS 2 & RS 3)

Q.P. CODE: 1077

Your answers should be specific to the questions asked

Draw neat labeled diagrams wherever necessary

LONG ESSAYS (Answer any Two) 2 x 10 = 20 Marks

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1. Name the lead systems employed in recording Electrocardiogram. Draw and label a typical Electrocardiogram and explain the causation of various deflections and intervals
2. Classify the leucocytes and describe their morphological features with the help of diagrams. Elaborate the steps involved in the phagocytic function of neutrophils

SHORT ESSAYS 10 x 5 = 50 Marks

3. Draw a diagram of Juxta Glomerular apparatus. Explain its functions
4. Mention the causation, morphological features of red cells and treatment of pernicious anemia

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5. Describe the factors regulating gastric emptying
6. Describe the chemical regulation of respiration
7. Describe how Cushing's reflex is activated and its effect on effect on systemic blood pressure
8. Define Fick's principle. Give details of estimation of cardiac output based on it
9. Describe the mode of Glucose reabsorption in the proximal tubule of the Nephron and TmG

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10. What are the types of jaundice, their salient features and method of differentiation
11. Give a brief account of respiratory distress syndrome (Hyaline Membrane Disease)
12. Describe the pharyngeal phase of deglutition

SHORT ANSWERS 10X3=30 Marks

13. What are micelles and how are they formed

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14. Define functional residual capacity, its normal range and significance
15. Explain the operation of Hering – Breuer reflex
16. Name two anticoagulants. Explain mechanism of action of any one of them
17. What are the types of dead space and their extent
18. What is facilitated diffusion and how does it differ from simple diffusion

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19. Name the important proteolytic enzymes and their mode of activation
20. Describe how gastric acid secretion can be reduced to treat acid peptic ulcer

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21. Mention the effects of vagal stimulation on heart

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22. What is secondary active transport? Give an example

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