61.
In frog cutaneous respiration takes place
A
In water
B
Oh land
C
In hibernation
D
All (Always)
Answer :
All (Always)
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62.
Respiratory centre is present in
A
Cerebellum
B
Cerebrum
C
Medulla oblongata
D
Hypothalamus
Answer :
Medulla oblongata
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63.
Select the correct statement.
A
Expiration is initiated due to contraction of diaphragm
B
Expiration occurs due to external intercostal muscles
C
Intrapulmonary pressure is lower than the atmospheric pressure during inspiration
D
Inspiration occurs when atmospheric pressure is less than intrapulmonary pressure
Answer :
Intrapulmonary pressure is lower than the atmospheric pressure during inspiration
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64.
The layer of blood vessel having smooth circular muscles is
A
Outer
B
Inner
C
Middle
D
Both B and C
Answer :
Middle
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65.
The covering of lungs in Rabbit is
A
Peritoneum
B
Pericardium
C
Pleural membrane e
D
Pericardium
Answer :
Pleural membrane e
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66.
If CO2 concentration increases in blood then breathing will
A
Increases
B
Decrease
C
Stop
D
Remain unchang
Answer :
Increases
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67.
Which one of the following statement is correct
A
Chest expands because air enters into the lungs
B
Air enters into the lungs because chest expands Hibiscus cannabinus
C
The muscles of the diaphragm contracts because air enters into the lungs
D
Increases
Answer :
Air enters into the lungs because chest expands Hibiscus cannabinus
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68.
CO is transported as
A
Dissolved in blood plasma
B
As carbonic acid
C
In carbaminohaemoglobin
D
Lion
Answer :
Lion
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69.
Arytenoid cartilage is found in
A
Hyoid
B
Sternum
C
Larynx
D
Nose
Answer :
Larynx
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70.
Adam's Apple represents
A
Arytenoid cartilage of larynx
B
Cricoid cartilage of larynx
C
Thyroid cartilage of larynx
D
All of the above
Answer :
Thyroid cartilage of larynx
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