Shoulder - Innervation Flashcards by Lorin Uttinger | Brainscape

Q

Pectoralis major

***2 heads - two innervations

A

Clavicular head – lateral pectoral n (C5, C6, C7)

Sternocostal head – medial pectoral n (C8, T1)

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Q

Pectoralis minor

A

medial pectoral n (C8, T1)

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Q

Serratus Anterior

A

long thoracic n (C5-7)

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Q

Trapezius

A

spinal accessory n. (CN XI)
C3 and C4 nerve root

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Q

Latissimus Dorsi

A

thoracodorsal nerve (C6-8)

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Q

Levator scapulae

A

dorsal scapular n (C5)
cervical nerves (C3, C4) – arises from C5 NR

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Q

Rhomboid major/minor

A

dorsal scapular n (C5)

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Q

Deltoid

A

axillary n (C5-6)

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Q

Teres major

A

lower subscapular nerve (C5-6)

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Q

Teres minor

A

axillary n (C5, C6)

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Q

Supraspinatus

A

suprascapular n (C5, C6)

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Q

Infraspinatus

A

Suprascapular n (C5, C6)

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