vagotonian.
/veɪɡəʊˈtəʊnɪə/ Physiology.
The state or condition in which there is increased influence of the autonomic nervous system and increased excitability of the vagus nerve.
ΘΚΠ
the world > life > biology > biological processes > action of nervous system > [noun] > vagotonia
vagotonia1929
1929 A. Kuntz Autonomic Nervous Syst. xviii. 432 The clinical conception of vagotonia and sympatheticotonia was first formulated by Eppinger and Hess in 1909... They assumed that clinical cases exhibiting a functional imbalance between the sympathetic and parasympathetic nerves could be classified as vagotonic or sympatheticotonic.
1977 Lancet 12 Nov. 1027/2 Beta-blockers..are probably unable to turn the situation so far towards parasympathicotony (vagotony) that more profuse lachrymation would be resumed.
1981 Acta Astronautica 8 798 Numerous disorders have been related to vagotonia.
Derivatives
vagoˈtonic adj. displaying or promoting vagotonia.
ΘΚΠ
the world > life > biology > biological processes > action of nervous system > [adjective] > vagotonia
vagotonic1929
1929 [see main sense].
1977 Proc. Royal Soc. Med. 70 159/1 I consider it dangerous to use a widespread sympathetic block..combined with halothane (with its vagotonic action and myocardial depressant effect).
vagoˈtonus n. in the same sense.
ΚΠ
1916 J. P. Stewart Diagnosis of Nerv. Dis. (ed. 4) xx. 356 Vago-tonus and sympathetico-tonus.—Individuals may be classified into two great vegetative types, according as their autonomic sensitiveness prevails over their sympathetic, or vice versa.
This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2020).
<
n.1916