- postsynaptic neuron
- any neuron located distal to a specified synaptic cleft.
Medical dictionary. 2011.
postsynaptic neuron
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Postsynaptic potential — Postsynaptic potentials are changes in the membrane potential of the postsynaptic terminal of a chemical synapse. Postsynaptic potentials are graded potentials, and should not be confused with action potentials although their function is to… … Wikipedia
Neuron — This article is about cells in the nervous system. For other uses, see Neuron (disambiguation). Brain cell redirects here. For other uses, see Glial cell. Neuron: Nerve Cell … Wikipedia
Postsynaptic density — The postsynaptic density (PSD) is a cytoskeleton specialization at neuronal synapses that was originally identified as an electron dense region at the membrane of a postsynaptic neuron, as viewed by electron microscopy. PSDs are usually composed… … Wikipedia
postsynaptic potential — ▪ biology a temporary change in the electric polarization of the membrane of a nerve cell ( neuron). The result of chemical transmission of a nerve impulse at the synapse (neuronal junction), the postsynaptic potential can lead to the… … Universalium
postsynaptic potential — a change in polarization of a postsynaptic neuron; see excitatory postsynaptic p. and inhibitory postsynaptic p … Medical dictionary
postsynaptic membrane — the area of plasma membrane of a postsynaptic cell, either a muscle fiber or a neuron, that is within the synapse and has areas especially adapted for receiving neurotransmitters … Medical dictionary
postsynaptic — adjective in a synapse, of or pertaining to the neuron that bears receptors for neurotransmitter released into the synaptic cleft by the presynaptic neuron … Wiktionary
inhibitory postsynaptic potential — n increased negativity of the membrane potential of a neuron on the postsynaptic side of a nerve synapse that is caused by a neurotransmitter (as gamma aminobutyric acid) which renders the membrane selectively permeable to potassium and chloride… … Medical dictionary
Inhibitory postsynaptic potential — An Inhibitory Postsynaptic Potential (commonly abbreviated as IPSP) is the change in membrane voltage of a postsynaptic neuron which results from synaptic activation of inhibitory neurotransmitter receptors. The most common inhibitory… … Wikipedia
excitatory postsynaptic potential — (EPSP) a transient decrease in membrane polarization induced in a postsynaptic neuron when subjected to a volley of impulses over an excitatory afferent pathway; summation of such potentials may cause discharge by the neuron … Medical dictionary
