Pertaining to the area on the proximal side of a synaptic cleft.

* * *

pre·syn·ap·tic -sə-'nap-tik adj relating to, occurring in, or being part of a nerve cell by which a wave of excitation is conveyed to a synapse <\presynaptic terminals> <\presynaptic inhibition> <a \presynaptic membrane>
pre·syn·ap·ti·cal·ly -ti-k(ə-)lē adv

* * *

pre·syn·ap·tic (pre″sĭ-napґtik) situated before or proximal to a synapse, or occurring before the synapse is crossed.

Medical dictionary. 2011.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • presynaptic — adjective Date: 1937 of, occurring in, or being a neuron by which a nerve impulse is conveyed to a synapse < a presynaptic membrane > < a presynaptic neuron > • presynaptically adverb …   New Collegiate Dictionary

  • presynaptic cell — In a chemical synapse, the cell that releases neurotransmitter that will stimulate the postsynaptic cell In an electrically synapsed system, the cell that has the first action potential, but since synapses are rectifying, one of the two cells… …   Dictionary of molecular biology

  • presynaptic receptor — Receptors located on presynaptic terminals at synapses …   Dictionary of molecular biology

  • presynaptic membrane — the area of plasma membrane of a presynaptic axon that is within the synapse and has sites (active zones) especially adapted for the release of neurotransmitters …   Medical dictionary

  • presynaptic — adj. [L. prae, before; Gr. synapsis, union] Pertaining to structures or events before a synapse …   Dictionary of invertebrate zoology

  • presynaptic — presynaptically, adv. /pree si nap tik/, adj. Physiol. being or occurring on the transmitting end of a discharge across a synapse. [1905 10; PRE + SYNAPTIC] * * * …   Universalium

  • presynaptic — adjective in a synapse, of or pertaining to the neuron that releases neurotransmitter into the synaptic cleft …   Wiktionary

  • presynaptic — adj. located on the transmitting side of a synapse (Medicine) …   English contemporary dictionary

  • presynaptic — [ˌpri:sɪ naptɪk] adjective Physiology denoting a nerve cell that releases a transmitter substance into a synapse during transmission of an impulse. Derivatives presynaptically adverb …   English new terms dictionary

  • presynaptic — pre·synaptic …   English syllables

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”