Upper Limb

Question 1

long thoracic nerve

Answer 1

serratus anterior muscle

Question 2

accessory phrenic nerve

Answer 2

diaphragm

Question 3

dorsal scapular nerve

Answer 3

levator scapulae, rhomboideus major and minor (medial border)

Question 4

nerve to subclavius

Answer 4

subclavius muscle

Question 5

suprascapular nerve

Answer 5

infraspinatus and supraspinatus

Question 6

lateral pectoral nerve

Answer 6

pectorals major and minor

Question 7

medial pectoral nerve

Answer 7

pectorals major and minor

Question 8

medial brachial cutaneous nerve

Answer 8

skin of medial side of brachium

Question 9

medial anatebrachial cutaneous nerve

Answer 9

skin of the medial side of the antebrachium

Question 10

upper subscapular nerve

Answer 10

subscapularis muscle

Question 11

thoracodorsal nerve

Answer 11

latissimus dorsi muscle

Question 12

lower subscapular nerve

Answer 12

subscapularis and trees major muscles

Question 13

axillary nerve

Answer 13

deltoid and teres minor muscles

Question 14

radial nerve

Answer 14

muscles of posterior brachial and anterior brachial compartments

Question 15

musculocutaneous nerve

Answer 15

muscles of anterior brachial compartment

Question 16

median nerve (general)

Answer 16

muscles of the anterior ante brachial compartment and hand

Question 17

ulnar nerve (general)

Answer 17

muscles of the anterior ante brachial compartment and hand

Question 18

median nerve antebrachium

Answer 18

all anterior compartment muscles except flexor carpi ulnaris and ulnar half of flexor digitorum profundus

Question 19

median nerve hand

Answer 19

½ LOAF
1st and 2nd lumbrical muscles
opponens pollicis muscle
abductor pollicis brevis muscle
flexor pollicis brevis muscle

Question 20

ulnar nerve antebrachium

Answer 20

flexor carpi ulnari and ulnar half of flexor digitorum profundus

Question 21

ulnar nerve hand

Answer 21

all muscles of hand not innervated by median nerve

adductor pollicis muscles
hypothenar muscles
3rd and 4th lumbricals
palmar interossei
dorsal interossei

Question 22

Erb’s palsy

Answer 22

upper plexus injury
C5-C6
results in waiter's tip deformity
loss of shoulder, elbow flexion, supination, hand extensors
caused by head pulled away from shoulder

Question 23

Klumpke’s paralysis

Answer 23

lower plexus, C8-T1
claw hand
loss of intrinsic hand muscles, wrist flexors, finger flexors
caused by pulling arm forcefully away from shoulder

Question 24

humeral fracture: surgical neck

nerves at risk

Answer 24

axillary n

Question 25

humeral fracture: radial (spiral) groove

nerves at risk

Answer 25

radial n

Question 26

humeral fracture: distal humerus

nerves at risk

Answer 26

median n

Question 27

humeral fracture: medial epicondyle

nerves at risk

Answer 27

ulnar n