Back muscle innervations

Created by jschneid 

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Deltoid

axillary n
posterior humeral circumflex a

Erector spinae

dorsal primary rami
dorsal rami of segmental aa

Infraspinatus

suprascapular n
suprascapular a

Triceps - lateral head

radial n
posterior humeral circumflex a

Latissimus dorsi

thoracodorsal n
thoracodorsal a

Levator scapulae

dorsal scapular n
descending transverse cervical a

Transversospinalis

dorsal primary rami
dorsal rami of segmental aa

Rhomboids

dorsal scapular n
dorsal scapular a

Serratus anterior

long thoracic n
lateral thoracic a

Serratus posterior superior

ventral rami T2-T5
intercostal a

Serratus posterior inferior

ventral rami T9-T12
intercostal a

Splenius capitus

dorsal rami of middle cervical nn
dorsal rami of segmentral aa

Splenius cervicis

dorsal rami of lower cervical nn
dorsal rami of segmental aa

Subscapularis

suprascapular n
suprascapular a

Teres major

lower subscapular n
posterior humeral circumflex a

Teres minor

axillary n
posterior humeral circumflex a

Trapezius

spinal accessory (CN XI) n
ascending transverse cervical a

Supraspinatus

suprascapular n
suprascapular a

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