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5. Le contrôle central du mouvement - UFR des Sciences de la Vie

5. Le contrôle central du mouvement - UFR des Sciences de la Vie

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<strong>5.</strong> <strong>Le</strong> <strong>contrôle</strong> <strong>central</strong> <strong>du</strong> <strong>mouvement</strong><br />

c. <strong>Le</strong>s ganglions <strong>de</strong> <strong>la</strong> base<br />

- Voie indirecte -<br />

GPe<br />

voie<br />

indirecte<br />

(+) cortex (-)<br />

NST<br />

(+)<br />

striatum<br />

(-)<br />

(-)<br />

(+)<br />

GPi<br />

Tha<strong>la</strong>mus<br />

Voie indirecte =augmente influences<br />

inhibitrices sur neurones tha<strong>la</strong>miques<br />

= frein activité voie directe<br />

(-)<br />

26

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