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inhibitory postsynaptic potential
(redirected from Inhibitory synapses)

   Also found in: Medical, Wikipedia 0.01 sec.
inhibitory postsynaptic potential [in′hib·ə·tȯr·ē pōst·sə′nap·tik pə′ten·chəl]
(neuroscience)
A transient, graded hyperpolarization of the postsynaptic membrane, mediated by a chemical neurotransmitter, in response to action potentials arriving at the endings of the presynaptic neurons.


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At higher doses, the blockage of calcium influx in inhibitory synapses could contribute to the appearance of a toxic convulsive situation, which is aggravated by the interaction with diphenylhydantoin.
Presynaptic protein complexin I is a marker of inhibitory synapses, and complexin II is a marker of excitatory synapses.
2+] signaling con tributes to many cellular functions including regulating synaptic transmission by parallel and climbing fibers, control of excitability, and induction of long-term changes in efficacy of excitatory and inhibitory synapses.
 
 
 
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