Cutaneous Nerves

Question 0

Posterior Cutaneous Nerve of Arm

Answer 0

C5-C8

Branch of radial nerve that supplies skin on post. surface of arm

Question 1

Supraclavicular Nerves

Answer 1

C3, C4

Pass ant. to clavicle, deep to platysma, supply skin over clavicle and superolat. aspect of pec. major

Question 2

Posterior Cutaneous of Forearm

Answer 2

C5-C8

branch of radial nerve, supplies skin on the post. surface of forearm

Question 3

Superior Lateral Cutaneous Nerve of Arm

Answer 3

C5,C6
Terminal branch of axillary nerve, emerges from beneath the post. margin of deltoid to supply skin over the lower part of muscle and on lateral side of midarm

Question 4

Inferior Lateral Cutaneous Nerve of Arm

Answer 4

C5, C6

Branch of radial nerve, supplies skin over inferolateral aspect of arm; branch of post. cutaneous nerve of forearm

Question 5

Lateral Cutaneous Nerve of Forearm

Answer 5

C6,C7

Terminal branch of musculocutaneous nerve, supplies skin on lateral side of forearm

Question 6

Medial Cutaneous Nerve of Arm

Answer 6

C8-T2
arises from medial cord of brachial plexus, often uniting with lateral cutaneous branch of 2nd intercostal nerve. supplies skin on medial side of arm

Question 7

Intercostobrachial Nerve

Answer 7

T2

Lateral cutaneous branch of the 2nd intercostal nerve, also contributes to innervation of skin on medial side of arm

Question 8

Medial Cutaneous Nerve of Forearm

Answer 8

C8, T1

arises from medial cord of brachial plexus, and supplies skin on anterior and medial surface of forearm