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chronaxie

Syllabification: chro·nax·ie
Pronunciation: /ˈkrōˌnaksē, ˈkrä-
 
/

Definition of chronaxie in English:

noun

Physiology
The minimum amount of time needed to stimulate a muscle or nerve fiber, using an electric current twice the strength required to elicit a threshold response.
Example sentences
  • There were no regular changes revealed in the rheobase of the muscle chronaxie and chronaxie of the defensive reflex after the introduction of Br/sup 82/.
  • Ganglion cells would be expected to have a chronaxie of less than 1 millisecond like other central nervous system neurons, whereas non-spiking deeper cells have longer chronaxies.
  • The chronaxies of the directly stimulated elements mediating the delay ranged from 0.13 to 0.24 ms.

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