4.6k views
1 vote
Which occurs as part of gas exchange

User Rakha
by
7.5k points

2 Answers

2 votes
Gas exchange is the delivery of oxygen from the lungs to the blood stream, and gets rid of carbon dioxide from the blood. It occurs in the lungs between the alveoli and a group of capillaries. 
User Steven Licht
by
7.8k points
4 votes

The answer is D. Oxygen diffuses from alveolar sacs to blood in capillaries.

User Abdul Yasin
by
8.4k points