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Question 1

What innervates the serratus posterior muscles?

Answer 1

Intercostal nerves

Question 2

What innervates the Erector Spinae?

Answer 2

Dorsal Rami Nerves

Question 3

Suboccipital Triangle

Answer 3

Rectus capitis posterior major/ minor, Obiquus capitis inferior/ superior

Question 4

Major nerve that comes off C1? C2?

Answer 4

Sub-occipital= C1 (all motor)

Greater occipital= C2 (all sensory)

Question 5

Important arteries of the back (5)

Answer 5

Transverse Cervical Superficial Branch (feeds the trapezius), Transverse Cervical Deep Branch (also known as the dorsal scapular artery, feeds the levator scapula, the rhomboids and the trapezius), Thoracodorsal (latissimus dorsi), Occipital (back of the scalp and the sternocleidomastoid), Vertebral (feeds the pons and half the brain)