depressor fiber


Any of the sensory nerve fibers having pressure-sensitive nerve endings in the walls of certain arteries and capable of activating blood pressure-lowering brainstem mechanisms when stimulated by an increase in intra-arterial pressure.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.