51.
Globulins contained in human blood plasma are primarily involved in :
A
osmotic balance of body fluids
B
oxygen transport in the blood
C
clotting of blood
D
defence mechanisms of body
Answer :
defence mechanisms of body
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52.
Which of these has a closed type of circulatory system
A
Cockroach
B
Fish
C
Mollusca
D
Scorpion
Answer :
Fish
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53.
The blood vessels which supply the blood to blood vessels are
A
Vassa vassorium
B
Vasso - capinatum
C
Vascular vessel
D
None of the above
Answer :
Vassa vassorium
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54.
Arterial blood pressure in human beings
A
120 and 80 mm Hg
B
150 and 100 mm Hg
C
50 and 100 mm Hg
D
None of the above
Answer :
120 and 80 mm Hg
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55.
Eustachian valve occurs in
A
Connection between middle ear and Pharynx
B
Middle ear
C
Left ventricles of heart
D
Right auricle of heart
Answer :
Right auricle of heart
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56.
Pulse pressure is
A
Systolic
B
Diastolic
C
Difference of these
D
Sum of these
Answer :
Difference of these
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57.
72 beat per minute heart beat rate of man is ontrolled by
A
SA-node
B
Ventricles
C
Purkinje fibers
D
AV-node
Answer :
SA-node
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58.
In the animal body blood bank is
A
Heart
B
Spleen
C
Lungs
D
Liver
Answer :
Spleen
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59.
The haemoglobin of a human foetus
A
has a lower affinity for oxygen than that of the adult
B
has affinity for oxygen is the same as that of an adult
C
has only 2 protein subunits instead of 4
D
has a higher affinity for oxygen than that of an adult
Answer :
has a higher affinity for oxygen than that of an adult
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60.
Person with blood group $$AB$$ is considered as universal recipient because he has:
A
both $$A$$ and $$B$$ antigens on RBC but no antibodies in the plasma
B
both $$A$$ and $$B$$ antibodies in the plasma
C
no antigen on RBC and no antibody in the plasma
D
both $$A$$ and $$B$$ antigens in the plasma but no antibodies
Answer :
both $$A$$ and $$B$$ antigens on RBC but no antibodies in the plasma
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