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afferent fiber

   Also found in: Medical 0.01 sec.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.afferent fiber - a nerve fiber that carries impulses toward the central nervous system
nerve fiber, nerve fibre - a threadlike extension of a nerve cell
afferent, afferent nerve, sensory nerve - a nerve that passes impulses from receptors toward or to the central nervous system


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Afferent fibers were thought to ascend from each given part of the body to its representative site on the homunculus.
Modifying sensations around the anorectal region can inhibit faecal incontinence by stimulating the afferent fibers, whereas stimulation of efferent fibers can induce voiding by stimulating contraction of the region.
Secondary vestibular afferent fibers are responsible for making connections with the contralateral vestibular nuclei, oculomotor control areas, the cerebellum, and the spinal cord.
 
 
 
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