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Homeostasis, Excretion and Coordination
Quick questions on The nervous system and reflexes explained: O-Level Biology
5short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is the parts of the nervous system?Show answer
The nervous system has two parts:
What is the reflex arc?Show answer
A reflex action is a fast, automatic response to a stimulus, often protecting the body from harm. It follows a fixed pathway called the reflex arc:
What is q1?Show answer
Name the two parts of the central nervous system. [1 mark]
What is q2?Show answer
State the function of a motor neurone. [1 mark]
What is q3?Show answer
Explain why a reflex action is faster than a voluntary one. [2 marks]
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