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First Year BDS Degree Examinations - August 2013
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General Human Physiology and Biochemistry
Time: 3 Hours
Max Marks: 100
- Answer all questions
- Draw diagrams wherever necessary
- Write SECTION A and SECTION B in separate Answer books. Do not mix up questions from Section A and Section B.
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QP CODE: 102002
Section A - PHYSIOLOGY Marks: 50
Essay (14)
- List the steps involved in hemostasis. Name the clotting factors. Explain the intrinsic mechanism of blood coagulation and add a note on hemophilia. (4+3+5+2=14)
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Short essays (2x8=16)
- Explain the renin- angiotensin -aldosterone mechanism for the regulation of blood pressure.
- Draw a normal spirogram. Define the lung volumes and lung capacities with its normal values. Add a note on significance of vital capacity.
Short notes (5x4=20)
- Define anemia. Classify anemia based on etiology.
- Describe the composition and functions of pancreatic juice.
- Explain the structure of a chemical synapse and transmission of impulses across synapse.
- Describe the stages of spermatogenesis. Add a note on factors influencing spermatogenesis.
- Mention the normal blood calcium level. Discuss the actions of parathormone
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QP CODE: 103002
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Section B - BIOCHEMISTRY Marks: 50
Essay (14)
- Define transmethylation. Discuss about the synthesis, functions, catabolism of amino acid involved in transmethylation reactions and disorders associated with its metabolism. (2+2+4+3+3=14)
Short essays (2x8=16)
- Explain the role of insulin and glucagon in regulation of normal blood glucose level.
- Explain biochemical functions and deficiency manifestation of vitamin C.
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Short notes (5x4=20)
- Dietary fibers.
- Gout.
- Ketoacidosis
- Absorption and transport of iron.
- Normal serum level and formation of bilirubin.
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