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Question
Biology
Which of the following statements about the mechanism of ventilation/breathing is incorrect?
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Q. Which of the following statements about the mechanism of ventilation/breathing is incorrect?
Breathing and Exchange of Gases
A
As the diaphragm relaxes, air is expelled from the respiratory system
5%
B
During inspiration the lungs act as suction pump
9%
C
Inspiration is a passive and expiration is an active process
79%
D
For quiet breathing, external intercostal muscles and diaphragm play an important role
7%
Solution:
Inspiration is an active and expiration is a passive process.