Question

i. The process of gaseous exchange is
a) respiration
b) circulation
c) digestion d) inhalation​

Answer 1

Answer:

How does gas exchange occur in the lungs?

Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. As shown below, inhaled oxygen moves from the alveoli to the blood in the capillaries, and carbon dioxide moves from the blood in the capillaries to the air in the alveoli.

Answer 2

Answer:

Gas exchange is the process of absorbing inhaled atmospheric oxygen molecules into the bloodstream and offloading carbon dioxide from the bloodstream into the atmosphere.