Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question
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Question

What is the primary function of capillaries?
Options
A To carry blood away from the heart
B To facilitate fluid and gas exchange
Correct Answer
C To maintain high blood pressure
D To transport blood to the heart
Correct Answer

Option B is the correct answer.

Detailed Explanation

Capillaries are the site of fluid and gas exchange between blood and body cells. Their thin walls allow oxygen, nutrients, and wastes to diffuse across.

Hint

These vessels are where actual exchange with tissues occurs.

Question Info

Course: ZOO 101
Topic: ZOO 101 Past Questions
Type: Objective
Difficulty: Not specified
Question 1843 of 2214
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