1.

Which of the following statements about the mechanism of ventilation/breacthing is incorrect ?A. As the diaphragm relaxes, air is expelled from the respiratory system.B. During inspration the lungs act as suction pump.C. Inspiration is a passive and expiration is an active process.D. For quiet breathing, external intercostal muscles and diaphragm play an important role.

Answer» Correct Answer - C
Inspiration is an active and expiration is a passive process.


Discussion

No Comment Found