AIIMS 2004 Zoology Nervous System MCQ Question
Unidirectional transmission of a nerve impulse through nerve fibre is due to the fact that
nerve fibre is insulated by a medullary sheath
sodium pump starts operating only at the cyton and then continues into the nerve fibre
neurotransmitters are released by dendrites and not by axon endings
neurotransmitters are released by the axon endings and not by dendrites
Correct Answer
Detailed Explanation
A synapse occurs where the axon of one neurone (the pre-synaptic neurone) meets either the dendrite or the cell body of another (post-synaptic neurone).
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