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irritability of the vagus nerve, characterized by vasomotor instability, sweating, disordered peristalsis, and muscle spasms. adj., adj vagoton´ic.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Archaic designation for a condition in which the parasympathetic autonomic system is reputedly overactive.
[vago- + G. tonos, strain]
Farlex Partner Medical Dictionary © Farlex 2012
Overactivity or irritability of the vagus nerve, adversely affecting function of the blood vessels, stomach, and muscles.
va′go·ton′ic (-tŏn′ĭk) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
vagotoniaA term of waning use for hyperexcitability of the parasympathetic nervous system, which is characterised by vasomotor instability, increased peristalsis and/or constipation, hyperhidrosis, muscle cramping and others.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.