31.
100 ml of blood can carry CO2
A
20 ml
B
0.3 ml
C
3.7 ml
D
6.3 ml
Answer :
3.7 ml
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32.
When you hold your breath, which of the following gas changes in blood would first lead to the urge to breathe?
A
rising $$C{O_2}$$ concentration
B
falling $$C{O_2}$$ concentration
C
rising $$C{O_2}$$ and falling $${O_2}$$ concentration
D
falling $${O_2}$$ concentration
Answer :
rising $$C{O_2}$$ concentration
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33.
"Methemoglobin" refers to
A
A colourless respiratory pigment
B
Oxidized haemoglobin
C
Oxygenated haemoglobin
D
Deoxygeneted haemoglobin
Answer :
Oxidized haemoglobin
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34.
The process of respiration is concerned with
A
In take O2
B
Liberation O2
C
Liberation of CO2
D
Liberation of energy
Answer :
Liberation of energy
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35.
Carbon monoxide has greater affinity for haemoglobin as compared to oxygen
A
1000 times
B
200 times
C
20 times
D
2 times
Answer :
200 times
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36.
Hiccough (hiccup) is due to activity of
A
Intercostal muscle
B
Food in air tract
C
Diapharagm
D
Ridge in the skull over the area of pituitary gland
Answer :
Diapharagm
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37.
Which of the following prevents collapsing of Trachea
A
Muscles
B
Diaphragm
C
Ribs
D
None of the above
Answer :
None of the above
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38.
Sneiderian membrane occurs on
A
Larynx
B
Nasoturbinals
C
Maxillo turbinals
D
Ethmoturbinals
Answer :
Nasoturbinals
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39.
Respiratory rate in new born baby is
A
Equal to adult
B
Less then adult
C
More than adult
D
None of the above
Answer :
More than adult
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40.
Arytenoid cartilage in larynx are
A
Elastic
B
Hyaline
C
Calcified
D
All of the above
Answer :
Hyaline
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