Physiology
(Multiple Choice Questions)
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Q.1
A baby was born with erythroblastosis fetalis. Her blood group was A+. For
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the exchange transfusion, the baby must receive blood with the group:
a) A-
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b) B-c) A+
d) B+
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e) AB-
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Q.2In a young female having iron deficiency, her blood tests show
hemoglobin=8g/dl, MCV=75 fl, MCH=26 pg, MCHC= 28 g/dl. The type of
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anaemia she is suffering from:
a) Hypochromic normocytic.
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b) Hypochromic microcytic.c) Normochromic normocytic.
d) Normochromic microcytic.
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e) Normochromic macrocytic.
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Q.3Mr. A was suffering from high grade fever and sore throat. He consulted an
ENT specialist who diagnosed him to have acute tonsillitis. He was advised
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to have complete blood picture done. The total leucocyte count in his blood
picture was likely to be:
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a) 4,000/?l.b) 6,000/?l.
c) 8,000/?l.
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d) 10,000/?l.
e) 14,000/?l.
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Q.4
A man is performing exercise. His heart rate increases due to sympathetic
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stimulation. This effect is due to increased permeability of the SA nodalfiber membrane to:
a) Bicarbonate.
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b) Chloride.
c) Chloride and sodium.
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d) Calcium and sodium.e) Sodium and potassium.
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Q.5
A young man weighing 70 kg has body surface area=1.7 square meter and
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cardiac output at rest=5.5 L/minute. His cardiac index (L/min/m2) will beabout:
a) 2.
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b) 2-5.
c) 4.
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d) 3.e) 5.
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Q.6
A navy worker remained in deep sea for about 8 hours. He came to the
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surface of sea rapidly against the standard protocol. Some time after hisascent to the sea level, he developed certain complaints which were due to:
a) Gas mixture which he was breathing in deep sea.
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b) Exposure to the atmosphere.
c) Low pressure in the atmosphere.
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d) Formation of nitrogen bubbles in his body.e) Toxicity of carbon dioxide.
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