chronotropism


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Related to chronotropism: negative chronotropism

chronotropism

 [kro-not´ro-pizm]
interference with regularity of a periodical movement, such as the heart's action.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

chro·not·ro·pism

(kro-not'rō-pizm),
Modification of the rate of a periodic movement, for example, the heartbeat, through some external influence.
[chrono- + G. tropē, turn, change]
Farlex Partner Medical Dictionary © Farlex 2012

chro·not·ro·pism

(krō-not'rō-pizm)
Modification of the rate of a periodic movement, e.g., the heartbeat, through some external influence.
[chrono- + G. tropē, turn, change]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
In relation to central and cardiac control, some experiments (i.e., in vivo and in vitro) observed that NO inhibition can cause an increase in cardiac chronotropism, whereas increases in NO bioavailability reverses this phenomenon (6,16).
In order to determine the role of literal one-timeness in establishing the similarity of the sequential expansion of strings in the historical derivational thesaurus we ascribe the value of zero to the squares of chronotropism matrices in cases of same year datings of the constituents of the column string alongside of the values of plus one and minus one ascribed to the preservation and breach of sequential ordering in the compared strings, respectively (cf.