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autonomic (visceral motor) nuclei


Definition: nuclei located in the spinal cord (T1–L2 and S2–S4) and in the brainstem (Edinger-Westphal nucleus, superior and inferior salivatory nuclei, dorsal vagal nucleus, and parts of the ambiguus nucleus) from which general visceral efferent preganglionic fibers arise; may be sympathetic (T1–L2) or parasympathetic (craniosacral); hypothalamic nuclei/areas function in concert with autonomic nuclei.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.