PBI 3003
First Year MBBS Examination
I MBBS Physiology Paper 1
Time: 3 hours
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Max Marks: 50Instructions: 1. Answer to the points. 2. Figure
to the right indicates marks. 3. Use separate
answer books for each section. 4. Draw
diagrams wherever necessary. 5. Write legibly.
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Section 11.Explain in detail: (any two) (10)
a. Enumerate various clotting factors Write in
detail about intrinsic pathway of coagulation
b.
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Enumerate and describe in detail aboutvarious properties of action potential in nerve
c. Write down in detail about deglutition reflex
(A.270) (8.461)
2A.Write brief notes on (any two) (6)
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a.
Explain positive feedback mechanism of
homeostasis with examples (A.38)
b.
Movements of small intestine
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c. Write down differences between skeletal andcardiac muscle
28.Write brief on (any one) (3)
a.
Functions of plasma proteins (A.59) (8.95)
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b.Exocrine secretions of pancreas
3.Give brief on (any two) (6)
a.
Neuro-muscular junction
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b.Types of nerve fibers (A.765) (8.58)
c.
Humoral immunity (A.112) (B.139)
Section 2
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4.Explain in detail (any two) (10)a.
Transport of 02 in blood
b.
Long term regulation of blood pressure
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c. Type, causes and effects of Hypoxia (A-756)(8.352)
5A.Write briefly on (any two) (6)
a.
Surfactants (A.715) (8.296)
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b.Venous return
c.
Baroreceptors (A.633)
58.Write briefly on (any onc) (3)
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a.Core temperature
b.
Brown fat
6.Short explanatory objective questions: (6)
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a.What is A/G Ratio?
b. In which stage of erythropoiesis hemoglobin
appears?
c.
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What is apoptosis?d.
What is optimum load?
e.
Name the phrases of gastric secretion?
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f.
What is succus entericus?
g.
What is cardiac reserve?
h.
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What is cardiogram?i.
What is SCUBA?
j.
Enumerate type of periodic breathing?
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