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ZOO 101 ZOO 101 Past Questions Objective Question

Question

Which of the following best explains the skin's role in excretion?
Options
A It absorbs nutrients
B It releases salts, water, and urea through sweat
Correct Answer
C It neutralizes toxins
D It filters blood plasma
Correct Answer

Option B is the correct answer.

Detailed Explanation

Eccrine sweat glands excrete water, electrolytes (sodium chloride), and small amounts of urea and lactic acid, contributing to waste removal and thermoregulation.

Hint

This process is primarily for cooling, not primary excretion.

Question Info