151k views
0 votes
THE air reaches the ---------where gas exchange takes place

User Sewake
by
8.7k points

1 Answer

1 vote
The 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.
User Viktor Bylbas
by
7.9k points