Biology for IGCSE & O level - Coordination And Response (Section 6 - No. 46)
What is the role of the relay neurons in a reflex arc?
To detect the stimulus.
To carry the response to the effector.
To transmit impulses from sensory to motor neurons.
To insulate the axon.
Explanation
Relay neurons (interneurons) connect sensory and motor neurons in the CNS.
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