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refractory period
(redirected from Refractory periods)

    Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
refractory period
n
(Life Sciences & Allied Applications / Physiology) a period during which a nerve or muscle is incapable of responding to stimulation, esp immediately following a previous stimulation. In an absolute refractory period there is a total inability to respond; in an effective or relative refractory period there is a response to very large stimuli
refractory period
The period immediately following the transmission of an impulse in nerve or muscle, in which a neuron or muscle cell regains its ability to transmit another impulse. See more at action potential.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.refractory period - (neurology) the time after a neuron fires or a muscle fiber contracts during which a stimulus will not evoke a response
neurology - the branch of medical science that deals with the nervous system
biological time - the time of various biological processes
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In the isolated rabbit heart preparations, Reiter et al (3) found that the increase of the LV volume resulted in the abbreviation of the LV effective refractory periods which was the most pronounced in the apical area.
Effect of the left ventricular overload on epicardial repolarization ... by Sedova, Ksenia; Vityazev, Vladimir; Azarov, Jan; Shmakov, Dmitry / The Anatolian Journal of Cardiology (Anadolu Kardiyoloji Dergisi)
Greco has an almost anthropological fascination with the workings of his fellow man, both in and out of the sack, and there's enough going on in this book to keep the brain engaged during all those refractory periods.
When being bad was good by Moore, Marshall / The Gay & Lesbian Review Worldwide
The vagal effects mediated by acetylcholine include sinus bradycardia, atrioventricular block, shortening of the action potentials and refractory periods of atrial myocardial cells.
Cervical vagosympathetic and mediastinal nerves activation effects on ... by Nadeau, Reginald; Cardinal, Rene; Armour, J. Andrew; Kus, Teresa; Richer, Louis-Philippe; Vermeulen, / The Anatolian Journal of Cardiology (Anadolu Kardiyoloji Dergisi)
 
 
 
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