- hyperexcitability of the vagus nerve, producing bradycardia, decreased heart output, and faintness.
Origin of vagotonia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- pathological overactivity of the vagus nerve, affecting various bodily functions controlled by this nerve
C19: from vag (us) + -tonia, from Latin tonus tension, tone
- Overactivity or irritability of the vagus nerve, adversely affecting function of the blood vessels, stomach, and muscles.sympathetic imbalance