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单词 synaptic cleft
释义

synaptic cleft


synaptic cleft

n. The space between the cell membrane of an axon terminal and that of a neighboring cell with which it forms a synapse, across which a nerve impulse is transmitted. Also called synaptic gap.
EncyclopediaSeecleft

synaptic cleft


sy·nap·tic cleft

the space about 10-20 nm wide between the axolemma and the postsynaptic surface.
See also: synapse.

synaptic cleft

n. The space between the cell membrane of an axon terminal and that of a neighboring cell with which it forms a synapse, across which a nerve impulse is transmitted. Also called synaptic gap.

syn·ap·tic cleft

(si-nap'tik kleft) The space about 20 nm wide between the axolemma and the postsynaptic surface.
See also: synapse

synaptic cleft

The narrow, fluid-filled space between neurons or between a neuron and a muscle or gland cell across which neurotransmitters diffuse to convey a nerve impulse from one neuron to another or to promote contraction or secretion.

synaptic cleft

the narrow gap that separates the membrane of an axon terminal of a nerve cell from the membrane of another, across which TRANSMITTER SUBSTANCE diffuses to effect a stimulus of the postsynaptic cell.
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