excitatory impulse


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excitatory impulse

a sudden force that stimulates activity.

excitatory impulse

A nerve signal that increases the activity of target cells, organs, or tissues.
See also: impulse
References in periodicals archive ?
The normal function of the globus pallidus and substantia nigra is to inhibit the thalamus; when the two structures are disinhibited, the thalamus sends increased excitatory impulses to the cortex, propagating excitation of motor neurons.
Inhibitory and excitatory impulses were suppressed suggesting inhibition of signal transmission between neurons.

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