_____ is the act of taking air in as the diaphragm contracts and pulls downward.
A) Respiration
B) Inhalation
C) Exhalation
D) External respiration

Question

_____ is the act of taking air in as the diaphragm contracts and pulls downward.​
A) ​Respiration
B) ​Inhalation
C) ​Exhalation
D) ​External respiration

Quizplus · Accepted Answer

Inhalation is the act of taking air in as the diaphragm contracts and pulls downward. Respiration refers to the entire process of gas exchange in the body, which includes inhalation and exhalation as well as internal cellular respiration. Exhalation is the act of pushing air out as the diaphragm relaxes and moves upward. External respiration refers specifically to the exchange of gases between the lungs and the blood.

_____ Is the Act of Taking Air in as the Diaphragm