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Medical Term:

accelerator fibers


postganglionic sympathetic nerve fibers originating in the superior, middle, and inferior cervical ganglia of the sympathetic trunk, conveying nervous impulses to the heart that increase the rapidity and force of the cardiac pulsations.

Synonym(s): augmentor fibers

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.