Question Detail
Question
Capillaries are described in the slides as the site of:
Correct Answer
Option B is the correct answer.
Detailed Explanation
Capillaries are described as the site of fluid and gas exchange between the blood and body cells. Their thin walls allow oxygen and nutrients to diffuse out to tissues and carbon dioxide and wastes to diffuse into the blood.
Hint
These vessels are where the actual exchange of materials with tissues occurs.