1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Under normal physiological conditions in human being every 100 ml of oxygenated blood can deliver ____________ ml of O2 to the tissues.

A
2 ml
B
5 ml
C
4 ml
D
10 ml
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Which of the following is not the function of conducting part of respiratory system?

A
It clears inhaled air from foreign particles
B
Inhaled air is humidified
C
Temperature of inhaled air is brought to body temperature
D
Provides surface for diffusion of O2 and CO2
3
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Select the favourable conditions required for the formation of oxyhaemoglobin at the alveoli.
A
Low pO2, low pCO2, more H+, higher temperature
B
High pO2, low pCO2, less H+, lower temperature
C
Low pO2, high pCO2, more H+, higher temperature
D
High pO2, high pCO2, less H+, higher temperature.
4
NEET 2021
MCQ (Single Correct Answer)
+4
-1
The partial pressures (in mm Hg) of oxygen (O2) and carbon dioxide (CO2) at alveoli (the site of diffusion) are :
A
pO2 = 159 and pCO2 = 0.3
B
pO2 = 104 and pCO2 = 40
C
pO2 = 40 and pCO2 = 45
D
pO2 = 95 and pCO2 = 40
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