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Sommation spatiale PPSE

Sommation spatiale PPSE. Stimulation croissante Ia qui mime l’étirement du biceps et enregistrement intracellulaire motoneurone alpha « biceps ». S. Motoneurone alpha « biceps ». PA Nerveux: commande le muscle. Fibre Ia. Sommation spatiale des PPSE. Le nombre de fibres Ia touchées

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Sommation spatiale PPSE

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  1. Sommation spatiale PPSE Stimulation croissante Ia qui mime l’étirement du biceps et enregistrement intracellulaire motoneurone alpha « biceps » S Motoneurone alpha « biceps » PA Nerveux: commande le muscle Fibre Ia Sommation spatiale des PPSE Le nombre de fibres Ia touchées par la stim augmente Fuseau neuro musculaire seuil M. agoniste Biceps -70mV PPSE Synergique Antagoniste I1 I2 I3 I4

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