1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Listed below are four respiratory capacities (i $$-$$ iv) and four jumbled respiratory volumes of a normal human adult.
Respiratory
capacities
Respiratory
volumes
(i) Residual volume 2500 mL
(ii) Vital capacity 3500 mL
(iii) Inspiratory reserve
volume
1200 mL
(iv) Inspiratory capacity 4500 mL

Which one of the following is the correct matching of two capacities and volumes?
A
(ii) 2500 mL,   (iii) 4500 mL
B
(iii) 1200 mL,   (iv) 2500 mL
C
(iv) 3500 mL,   (i) 1200 mL
D
(i) 4500 mL,   (ii) 3500 mL
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially non-functional, what will be the immediate effect?
A
The flow of blood into the aorta will be slowed down
B
The 'pacemaker' will stop working
C
The blood will tend to flow back into the left atrium
D
The flow of blood into the pulmonary artey will be reduced
3
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which two of the following changes (i $$-$$ iv) usually tend to occur in the plain dwellers when they move to high altitudes (3, 500 m or more)?
(i)  Increase in red blood cell size
(ii)  Increase in red blood cell production
(iii)  Increased breathing rate
(iv)  Increase in thrombocyte count
Changes occurring are
A
(ii) and (iii)
B
(iii) and (iv)
C
(i) and (iv)
D
(i) and (ii).
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements in regard to the excretion by the human kidneys is correct?
A
Descending limb of loop of Henle is impermeable to water.
B
Distal convoluted tubule is incapable of reabsorbing HCO3$$-$$
C
Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules.
D
Ascending limb of loop of Henle is impermeable to electrolytes.
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