Chronaxies
Web1. : deviation from the typical embryological sequence of formation of organs and parts as a factor in evolution. 2. : irregularity in time relationships. specifically : the existence of … Webplural of chronaxie ... Definition from Wiktionary, the free dictionary
Chronaxies
Did you know?
Webchro·nax·ie ( krō'nak-sē ), A measurement of excitability of nervous or muscular tissue; the shortest duration of an effective electrical stimulus having a strength equal to twice the minimum strength required for excitation. Synonym (s): chronaxia, chronaxis, chronaxy [G. chronos, time, + axia, value] Web这组词都有“文字,词,语言”的意思,其区别是: lexicon: 指某种语言、某人或某一知识领域的全部词汇。 term: 指有特定意义的词,词语或术语。 vocabulary: 集合名词,指词汇、语汇或词汇量。 word: 普通用词,指语言的最小单位的单词、字,也可指话、整句话或一段话。
WebThe chronaxie is the time it takes to activate a fiber when the amplitude is twice the rheobase. For two neurons with similar rheobases, the chronaxie gives a measure of the … WebLooking for chronaxies? Find out information about chronaxies. The time interval required to excite a tissue by an electric current of twice the galvanic threshold. McGraw-Hill Dictionary of Scientific & Technical... Explanation of chronaxies
WebPoésie française. Liens; A Propos ; Poésie; Rechercher un poème; Poèmes; Poètes; Nouveaux poèmes WebElectro- cortical activity was recorded from screw electrodes in contact with the dura. Chronaxies were calculated from strength-duration data using the equation: chronaxie = …
Webchronaxy / ( ˈkrəʊnæksɪ) / noun physiol the minimum time required for excitation of a nerve or muscle when the stimulus is double the minimum (threshold) necessary to elicit a …
WebBackground: Strength-duration curves for permanent His bundle (HB) pacing are potentially important for pacemaker programming. Objectives: We aimed to calculate strength-duration curves and chronaxies of the HB and of the adjacent right ventricular (RV) working myocardium and to analyze zones of selective HB capture and battery current drain … in and out registerWebA comparison of chronaxies for ventricular fibrillation induction, defibrillation, and cardiac stimulation: unexpected findings and their implications It may be reasonable to study … in and out registry neWebJan 15, 2004 · The chronaxies measured with electrodes positioned near the cell body were, at most, a factor of ∼7 greater than the chronaxies measured with electrodes positioned over the axon (Fig. 2), while the refractory periods measured with electrodes positioned near the cell body were, at most, a factor of ∼10 greater than the refractory … dva online northern irelandWebchronaxie (plural chronaxies) The minimum time over which an electric current must be applied in order to stimulate a muscle fiber or nerve cell. See also . rheobase; … dva official websiteChronaxie is the tissue-excitability parameter that permits choice of the optimum stimulus pulse duration for stimulation of any excitable tissue. Chronaxie (c) is the Lapicque descriptor of the stimulus pulse duration for a current of twice rheobasic (b) strength, which is the threshold current for an infinitely long … See more Chronaxie is the minimum time required for an electric current double the strength of the rheobase to stimulate a muscle or a neuron. Rheobase is the lowest intensity with indefinite pulse duration which just stimulated muscles … See more The terms chronaxie and rheobase were first coined in Louis Lapicque’s famous paper on Définition expérimentale de l’excitabilité that was published in 1909. The above I(d) … See more The main value of chronaxie is comparing excitability across different experiments and measurements using the same standard, thus making data comparisons easier. Electrical stimulation based on chronaxie could regulate myoD gene expression in … See more • Bursting • Calcium channels • Epithelial sodium channel • Ion channels See more An electrode is inserted into the muscle of interest, which is then stimulated using surface current. Chronaxie values increase resulting from hyperventilation can be ascribed to a … See more Chronaxie is increased in the tetany of hypoparathyroidism. It must be remembered, however, that it is the rheobase which corresponds to the x.c.c. of electrical … See more Acute intoxication of rats with aldrin decreases chronaxie, whereas chronic exposure to this chlorinated hydrocarbon insecticide has the reverse effect. Chronic exposure of rats to the closely related epoxide, dieldrin, has been suggested to reduce their … See more dva optometry fee scheduleWebChronaxie definition: The minimum time necessary to excite a tissue, such as that of muscle or nerve cells, with an electric current of twice the rheobase. in and out registration lake elsinoreWebLooking for chronaxies? Find out information about chronaxies. The time interval required to excite a tissue by an electric current of twice the galvanic threshold. McGraw-Hill … in and out redlands ca