111.
Name the pulmonary disease in which alveolar surface area involved in gas exchange is drastically reduced due to damage in the alveolar walls.
A
Emphysema
B
Pneumonia
C
Asthma
D
Pleurisy
Answer :
Emphysema
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112.
By which mechanism, oxygen is transported from lungs to cells
A
Diffusion
B
Fascilitated diffusion
C
Transpiration
D
Osmosis
Answer :
Diffusion
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113.
Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort?
A
One can breathe out air totally without oxygen
B
One can breathe out air through eustachian tubes by closing both the nose and the mouth
C
One can consiously breathe in and breathe out by moving the diaphragm alone, without moving the ribs at all
D
The lungs can be made fully empty by forcefully breathing out all air from them
Answer :
One can breathe out air through eustachian tubes by closing both the nose and the mouth
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114.
Carbonic anhydrase is found in
A
W.B.C.
B
RBC
C
Blood plasma
D
All of the above
Answer :
RBC
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115.
In vertebrate blood the carier of oxygen to the tissues or respiratory pigment is
A
Plasma
B
Lymphocytes
C
Leucocytes
D
Haemoglobin
Answer :
Haemoglobin
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116.
Exchange of bicarbonates and chloride ions between RBC and plasma is called
A
Chloride shift
B
Bohr's effect
C
Haldanr's effect
D
Intra cellular respiration
Answer :
Chloride shift
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117.
Thoracic cavity is enlarged by contraction of
A
Internal Intercostal muscles
B
Diaphragm
C
Lungs
D
Hypothalamus
Answer :
Diaphragm
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118.
CO2+ H2O is produced during as end product in
A
Anaerobic respiration
B
Aerobic respiration
C
A and B both
D
None of the above
Answer :
Aerobic respiration
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119.
Which energy is consumed in breathing
A
Mechanical
B
Chemical
C
Bioelectricity
D
Physical energy
Answer :
Chemical
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120.
Lungs are devided into lobes in rabbit
A
4 right & 2 left lobes
B
2 right & 3 left lobes
C
2 right & 2 left lobes
D
None of the above
Answer :
4 right & 2 left lobes
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