Distal to or beyond a ganglion; referring to the unmyelinated nerve fibers originating from cells in an autonomic ganglion. SYN: neurofibrae postganglionicae.
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post·gan·gli·on·ic .pōst-.gaŋ-glē-'än-ik adj distal to a ganglion specif of, relating to, or being an axon arising from a cell body within an autonomic ganglion compare PREGANGLIONIC
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adj.
describing a neurone in a nerve pathway that starts at a ganglion and ends at the muscle or gland that it supplies. In the sympathetic nervous system, postganglionic fibres are adrenergic, unlike those in the parasympathetic system, which are cholinergic. Compare preganglionic.
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post·gan·gli·on·ic (pōst″gang-gle-onґik) situated posterior or distal to a ganglion; said especially of autonomic nerve fibers so located.Medical dictionary. 2011.