Question

How much pulmonary air is expired normally? percentage​

Answer 1

Answer:

Vital capacity (VC), the volume of exhaled air after maximal inspiration, normally is 60 to 70 mL/kg and in normal persons is determined primarily by the size of the thorax and lungs. Reduction of VC to 30 mL/kg is associated with weak cough, accumulation of oropharyngeal secretions, atelectasis, and hypoxemia.

Answer 2

42 45% air is being present normally in the pulmonary