excitatory junction potential

ex·cit·a·to·ry junc·tion po·ten·tial (EJP),

discrete partial depolarization of smooth muscle produced by stimulation of excitatory nerves; similar to small end-plate potentials; summate with repeated stimuli.

Farlex Partner Medical Dictionary © Farlex 2012

Mentioned in ?

References in periodicals archive ?

Abbreviations: Aj, anterior jugalis; AP-PSP, action potential-evoked postsynaptic potentials; DM, defined medium; EJP, excitatory junction potential: Lbn, laterobuccal nerve; mEJP, miniature excitatory junction potential; mPSP, miniature postsynaptic potential; PSP, postsynaptic potential; Slrt, supralateral radular tensor; Vbn, ventrobuccal nerve.

Bursts of action potentials in these motor neurons drive summating excitatory junction potentials (EJPs) in specific sets of muscle fibers.

Regulation and restoration of motoneuronal synaptic transmission during neuromuscular regeneration in the pulmonate snail Helisoma trivolvis

Finally, patterned firing by the motor neurons themselves produce facilitating or depressing excitatory junction potentials in the buccal muscles (Cohen et al., 1978; Cropper et al., 1990; Jordan et al., 1993).

Target-specific regulation of synaptic efficacy in the feeding central pattern generator of Aplysia: potential substrates for behavioral plasticity?

Stimulation at A did not produce unitary excitatory junction potentials (EJPs), but did produce frequency-dependent summing depolarizations.

Neural control of the lateral abdominal arterial valves in the lobster Homarus americanus