Spinal Nerve Muscle Innervation Flashcards

0
Q

C5-6

A

Forearm flexors (biceps brachii, brachioradialis) forearm pronators

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1
Q

C5

A

Upper extremity abductors (deltoid, biceps brachii)

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2
Q

C7

A

Forearm extensor (triceps brachii)
Wrist extensor
Finger extensor

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3
Q

C8/T1

A

Intrinsic hand muscles

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4
Q

L2

A

Thigh flexion (Iliopsoas)

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5
Q

L3/4

A

Leg extension (quadriceps)

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6
Q

L4/5

A

Foot dorsiflexors, toe extensors (anterior tibial muscles)

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7
Q

S1/2

A

Foot plantar flexors/toe flexors (Posterior tibial muscles)

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8
Q

S2/3/4

A

Anal contraction

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