afferent neuron


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Related to afferent neuron: afferent pathway

afferent neuron

[′af·ə·rənt ′nu̇‚rän]
(neuroscience)
A nerve cell that conducts impulses toward a nerve center, such as the central nervous system.
References in periodicals archive ?
Differential activation of extracellular signal-regulated protein kinase in primary afferent neurons regulates brain-derived neurotrophic factor expression after peripheral inflammation and nerve injury.
26-31) Until recently, studies of afferent neurons examined only a few cells sitting in a Petri dish.
15] These afferent neurons are CGRP-immunoreactive, and are believed to mediate the spinal reflex pathways to the sympathetic preganglionic neurons, and hence play a significant role in the pathogenesis of NDO.
Synapses between primary afferent neurons and the giant interneurons also occur in the periphery, in the antenniform leg, a feature first discovered by Foelix (1975).
Somatic afferent neurons firing in the spinal cord can inhibit viscerosomatic neurons in the dorsal horn from responding to stimuli.
The number of these sites is significantly decreased by previous sectioning of the vestibular nerve, indicating that glutamate is involved in the transfer of signals from vestibular afferent neurons.
Animal model research of osteoarthritis (OA) suggests that joint inflammation induces an upregulation in sodium (Na) channel expression in primary afferent neurons, a process that sets the stage for chronic pain.