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Breathing And Respiration Mcq
Quiz 14
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Q.1
The enzyme carbonic anhydrase is of which type?
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a) Isomerase.
0%
b) reversible
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c) Lyases
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d) Unidirectional
Explanation
Answer:(b)
Q.2
Oxygen and carbon dioxide are transported in blood through (CB.S.E.1996)
0%
a) WBCs and serum
0%
b) Platelets and corpuscles
0%
c) RBCs and WBCs
0%
d) RBCs and plasma
Explanation
Answer:(d)
Q.3
Rate of breathing is controlled by
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a) Muscular functions of body
0%
b) Carbon dioxide in blood
0%
c) Amount of freely avilable oxygen
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d) All the above
Explanation
Answer:(b)
Q.4
How many percentage of CO2 transport in the form of carbamino compounds ?
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a) 70%
0%
b) 90%
0%
c) 5%
0%
d) 20%
Explanation
Answer:(d)
Q.5
Oxygen carrying capacity of blood is (CPMT.1990)
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a) 20%
0%
b) 30%
0%
c) 40%
0%
d) 50%
Explanation
Answer:(a)
Q.6
In carbon monoxide poisoning there is (A.F.M.C 1997)
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a) Decrease in free haemoglobin
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b) Increase in carbon dioxide concentration
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c) Decrease in oxygen availability
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d) None of the above.
Explanation
Answer:(a)
Q.7
Intercostal muscles regulate the movement of
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a) Ribs
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b) Pharynx.
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c) Diapharagm
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d) Trachea
Explanation
Answer:(a)
Q.8
Respiratory centre is situated in
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a) Medulla oblongata
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b) Cerebellum
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c) Hypothalamus
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d) Cerebrum
Explanation
Answer:(a)
Q.9
Oxygen containing blood transported from lungs is to heart by
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a) Renal vein
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b) Branchial artery
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c) Pulmonary artery
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d) Pulmonary vein
Explanation
Answer:(d)
Q.10
Oxygen haemoglobin dissociation curve will shift to right on decrease of (AMU.1992)
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a) Carbon dioxide concentration
0%
b) Acidity
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c) pH
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d) Temperature
Explanation
Answer:(c)
Q.11
Human lungs are situated in
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a) Abdominal cavity
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b) Abdominal cavity
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c) Thoracic cavity
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d) Inside diaphragm
Explanation
Answer:(c)
Q.12
Asthma is a disease of
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a) Pharynx
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b) Trachea and its branches
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c) Lungs
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d) Blood capillaries
Explanation
Answer:(b)
Q.13
Dead space is ... ....
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a) Lower respiratory tract.
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b) Upper respiratory tract
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c) Alveolar space
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d) Nasal chambers
Explanation
Answer:(b)
Q.14
Which is the lung disorder related to profession?
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a) Emphysema
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b) Silicosis
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c) Pneumonia
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d) Asthma
Explanation
Answer:(b)
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