Territoire d'innervation motrice du plexus sacral : niveau radiculaire Flashcards

1
Q

L3

A

innerve face ant de la cuisse

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2
Q

L4

A

quadriceps principalement

extension de la jambe/ genou

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3
Q

clinique si lésion de L4

A

atrophie musculaire de la cuisse (ant)
perte de innervation sensitive de la face ant de la cuisse jusqu’à la rotule
réflexe sur genou perturbé

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4
Q

L5

A

dorsiflexion de la cheville

loge ant

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5
Q

clinique si lésion de L5

A

n’yaura plus de flexion dorsale

perte sensibilité loge ant et lat

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6
Q

S1

A

donne nerf sciatique principalement
partie post de la jambe
flexion plantaire

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7
Q

clinique si lésion de S1 ?

A

réflexe sur tendon achille perturbé

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