from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Things that affect or change the heart rate or pulse (i.e. the time between "p waves").


from Wiktionary, Creative Commons Attribution/Share-Alike License

Prefix chrono- (referring to time).


  • Kinetics of cocaine distribution, elimination, and chronotropic effects.

    Cocaine Toxicity

  • At doses of 10 micrograms per millilitre, 3-methoxyquertine shows a positive chronotropic effect on the right auricle and an antiarythinic activity on the left auricle of the isolated guinea-pig's heart.

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  • Bradykinin induced a positive chronotropic effect via stimulation of T-type and L - type calcium currents in heart cells.

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  • Co-administration with other vasodilators or negative chronotropic agents: Use with caution due to additive pharmacodynamic effects.

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  • Complete data on the exercise stress test were available for 6456 men; 388 of these were excluded from the analysis because of an ischemic response to exercise or an impaired chronotropic response.

  • I just had a relatively young patient who needed a pacemaker for chronotropic incompetence: her heart couldn't speed up to meet myocardial demand when she exercised.


  • It also provides inotropic effects and chronotropic effects on the heart by increasing intracellular levels of Prevention

    Citizendium, the Citizens' Compendium - Recent changes [en]


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  • pulsating??

    February 19, 2011