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chronaxie
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Chronaxie - Wikipedia
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 ...
en.wikipedia.org
en.wikipedia.org
Chronaxie - an overview | ScienceDirect Topics
The chronaxie is defined as the minimum pulse duration at an intensity twice the rheobase required for fiber activation. Recently, a group proposed adding ...
www.sciencedirect.com
www.sciencedirect.com
The chronaxie time and its practical importance - PubMed
"Chronaxie" was that pulse duration at which the threshold intensity was twice that of the rheobase.
pubmed.ncbi.nlm.nih.gov
pubmed.ncbi.nlm.nih.gov
CHRONAXIE Definition & Meaning - Merriam-Webster
The meaning of CHRONAXIE is the minimum time required for excitation of a structure (such as a neuron) by a constant electric current of twice the threshold ...
www.merriam-webster.com
www.merriam-webster.com
Chronaxie – Knowledge and References - Taylor & Francis
Chronaxie is the duration a current must be applied to the nerve to initiate an impulse when the current level is twice the rheobase.
taylorandfrancis.com
taylorandfrancis.com
Strength-duration curve
The Chronaxie is a duration measurement, corresponding to twice the Rheobase. ... From the graph above, the Rheobase is approximately 0.64 volts, and the ...
www.medicine.mcgill.ca
www.medicine.mcgill.ca
Chronaxie Measurements in Patterned Neuronal Cultures from Rat ...
Dendritic chronaxie is measured to be about 1 ms, while that of axons is on the order of 0.1 ms. Axons are thus more excitable at short time scales, but at ...
journals.plos.org
journals.plos.org
Chronaxie - an overview | ScienceDirect Topics
Chronaxie refers to the minimum duration of impulse required to produce a response with a voltage (or current) that is double the rheobase.
www.sciencedirect.com
www.sciencedirect.com
Determining Rheobase and Chronaxie From a Strength-Duration ...
Step 3 – determine chronaxie, which is the Stimulus Duration that yields a response when the Stimulus Strength is set to exactly 2´rheobase. In the example ...
www.unm.edu
www.unm.edu
chronaxy
chronaxie, chronaxy Phys. (ˈkrəʊnəksɪ) Also chronaxia. [a. F. chronaxie (L. Lapicque 1909, in Comptes Rendus de la Soc. de Biol. LXVII. 283), f. Gr. χρόν-ος time + ἀξία value.] The minimum time required by a constant electric current of twice the threshold intensity to excite a muscle or nerve fibre...
Oxford English Dictionary
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Rheobase
The x-intercept of the Weiss equation is equal to b x c, or rheobase times chronaxie. See also
Chronaxie
References
Neurophysiology
wikipedia.org
en.wikipedia.org
Marcelle Lapicque
Marcelle de Heredia Lapicque (1873 – 1960) was a French neurophysiologist known for her research on nerve impulses (chronaxie) and the effects of poisons , especially strychnine, on chronaxie.
wikipedia.org
en.wikipedia.org
rheo-
rheo- (ˈriːə, riːˈɒ) also reo-, used as comb. form of Gr. ῥέος stream, current, chiefly in names of electrical apparatus: ˈrheobase Physiol. [ad. F. rhéobase (L. Lapicque 1909, in Compt. Rend. Soc. de Biol. LXVII. 283), f. base base n.1], the minimum electrical stimulus which, applied continuously, ...
Oxford English Dictionary
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Louis Lapicque
Works
Notice on titles and scientific works of Louis Lapicque (1908)
Excitability function of time, chronaxie, its meaning and its measure (1926)
Nervous )
Quantitative research on nervous electrical excitation treated like a polarization (1907)
Consciousness as a cellular function (1952)
See also
Chronaxie
wikipedia.org
en.wikipedia.org