What diffuses across the narrow synaptic cleft between the presynaptic axon and the postsynaptic cell to transmit a nerve impulse? A)neurotransmitter B)electrical impulse C)Na⁺ ion D)vesicle

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Quizplus · Accepted Answer

Neurotransmitters are chemical messengers that diffuse across the synaptic cleft to transmit signals from the presynaptic neuron to the postsynaptic cell.

What Diffuses Across the Narrow Synaptic Cleft Between the Presynaptic