Lumbar Spine Motor Groups and Innervation Flashcards

1
Q

Iliopsoas –> hip flexion

A

L1, 2

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2
Q

Quadriceps –> knee extension

Adductors –> hip adduction

A

L3, 4

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3
Q

Tibialis anterior –> ankle dorsiflexion

A

L4, 5

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4
Q

Extensor hallucis longus –> great toe extension

A

L5

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5
Q

Peroneal longus/brevis –> ankle eversion

A

L5, S1

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6
Q

Gastrocsoleus –> ankle plantarflexion

A

S1

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