Biology for IGCSE & O level - Coordination And Response (Section 1 - No. 46)
Which of the following best describes a reflex arc?
A pathway of neurons that sends signals to the brain for interpretation.
A rapid, automatic response to a stimulus.
A slow, conscious response mediated by the brain.
A complex interaction involving multiple brain regions.
Explanation
A reflex arc is a rapid, involuntary response to a stimulus, bypassing the brain in most cases.
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