B.D.S-B.D.S Dental Surgery 1st Year General Human Physiology and Biochemistry(Kerala University of Health Sciences-2013)

Reg.No.: …………………………
First Year BDS Degree Examinations - August 2013
General Human Physiology and Biochemistry

Time: 3 Hours                                                                                              Total 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.

QP CODE:102002 Section A - PHYSIOLOGY Marks: 50

Essay (14)

1. 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)
Short essays (2x8=16)
2. Explain the renin- angiotensin -aldosterone mechanism for the regulation of blood
pressure.
3. 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)
4. Define anemia. Classify anemia based on etiology.
5. Describe the composition and functions of pancreatic juice.
6. Explain the structure of a chemical synapse and transmission of impulses across
synapse.
7. Describe the stages of spermatogenesis. Add a note on factors influencing
spermatogenesis.
8. Mention the normal blood calcium level. Discuss the actions of parathormone
QP CODE:103002 Section B - BIOCHEMISTRY Marks: 50
Essay (14)
1. 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)
2. Explain the role of insulin and glucagon in regulation of normal blood glucose level.
3. Explain biochemical functions and deficiency manifestation of vitamin C.
Short notes (5x4=20)
4. Dietary fibers.
5. Gout.
6. Ketoacidosis
7. Absorption and transport of iron.
8. Normal serum level and formation of bilirubin.
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