24
QuizMultiple Choice

Unit Test — Unit test

Question 24 • IL-Science 7 A

Which explains how the nervous system is typically involved in keeping the body in homeostasis?

Answer
A
It processes the environment and sends out signals.
B
It controls movement and provides structure.
C
It physically breaks down and absorbs food.
D
It puts oxygen in the blood, which is essential for life.

Explanation

The nervous system helps maintain homeostasis by sensing changes inside or outside the body, processing that information, and sending signals that prompt a response. For example, it can signal muscles or glands to help regulate body temperature. Choice A, “It processes the environment and sends out signals,” describes this role; the other choices describe functions of different body systems.

AI-written and checked against the verified answer.

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