Pulmonary (external) respiration refers to
A) atmospheric air coming into the lungs.
B) gas exchange between the lungs and the blood.
C) gas exchange in the atmosphere.
D) gas exchange between the blood and body tissues.
E) cellular respiration.

Question

Quizplus · Accepted Answer

Pulmonary (external) respiration specifically refers to the exchange of gases (oxygen and carbon dioxide) between the lungs and the blood. This process is crucial for bringing oxygen into the body and removing carbon dioxide from the blood.

Pulmonary (External) Respiration Refers to