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Courant ionique lié au PPM

Courant ionique lié au PPM. Potentiel imposé: on visualise des courants. Curare inutile: en potentiel imposé, il ne peut pas y avoir de potentiel d ’action musculaire. + 30 mV 0 mV - 30 mV - 60 mV - 90 mV - 120mV. Courant sortant. Courant net nul. Diminution du courant entrant.

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Courant ionique lié au PPM

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  1. Courant ionique lié au PPM Potentiel imposé: on visualise des courants Curare inutile: en potentiel imposé, il ne peut pas y avoir de potentiel d ’action musculaire + 30 mV 0 mV - 30 mV - 60 mV - 90 mV - 120mV Courant sortant Courant net nul Diminution du courant entrant Courant entrant Courant entrant plus intense Le courant est nul à 0 mV: INa entrant = IK sortant. Participation des 2 ions au PPM Stim nerf

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