exam 4 innervations and spinal levels

Question 1

nerve to subclavius (c5-c6)

Answer 1

subclavius (c5-c6)

Question 2

lateral pectoral n c5-c7

Answer 2

pec major c5-t1

Question 3

medial pectoral n (c8-t1)

Answer 3

pec major (sterno head) (c5-t1)
pec minor c8-t1

Question 4

spinal accessory n

Answer 4

trapezius(c1-c5 cn) c3-c4 ant rami

Question 5

dorsal scap n (c5)

Answer 5

levator scap (c3-c5)
rhomboid minor (c4-c5)
rhomboid major (c4-c5)

Question 6

thoracodorsal n (c6-c8)

Answer 6

latissimus dorsi c6-c8

Question 7

suprascapular nerve

Answer 7

supraspinatus (c4-c6)
infraspinatus (c5-c6)

Question 8

long thoracic n (c5-c7)

Answer 8

serratus anterior c5-c7

Question 9

axillary nerve c5-c6

Answer 9

Deltoid c5-c6
teres minor c5-c6

Question 10

upper subscapular c5

Answer 10

subscapularis (c5-c7)

Question 11

lower subscapular (c5-c7)

Answer 11

subscapularis c5-c7
teres major (c5-c6)

Question 12

musculocutaneous (c5-c7)

Answer 12

biceps brachii c5-c6
coracobrachilias (c5-c7)
brachialis (c5-c7)

Question 13

recurrent branch of median nerve c8-t1

Answer 13

flexor pollicis brevis (superficial head)
abductor pollicis brevis
opponens pollicis