Cutaneous Nerves of Upper Limb

Question 0

C5

Answer 0

Supplies arm laterally

Question 1

C3 & C4

Answer 1

Supplies base of neck, extending over shoulder

Question 2

C6

Answer 2

Supplies forearm laterally & thumb

Question 3

C7

Answer 3

Supplies middle 3 fingers & middle of posterior surface of limb

Question 4

C8

Answer 4

Supplies little finger, medial side of hand & forearm

Question 5

T1

Answer 5

Supplies middle of forearm to axilla

Question 6

T2

Answer 6

Supplies small part of ram and skin of axilla

Question 7

Supraclavicular nerve

Answer 7

Supply skin over clavicle & superolateral aspect of pectoralis major
C3, C4

Question 8

Posterior cutaneous nerve of arm

Answer 8

Branch of radial nerve, supplies skin of posterior surface of arm
C5-C8

Question 9

Posterior cutaneous nerve of forearm

Answer 9

Branch of radial nerve, supplies skin of posterior surface of forearm
C5-C8

Question 10

Superior lateral cutaneous nerve of arm

Answer 10

Terminal branch of axillary nerve, supply skin over lower part of deltoid & on lateral side of mid-arm
C5, C6

Question 11

Inferior lateral cutaneous nerve of arm

Answer 11

Branch of radial nerve,
Supplies skin over inferolateral aspect of arm
Frequently a branch of Posterior cutaneous nerve of forearm
C5, C6

Question 12

Lateral cutaneous nerve of forearm

Answer 12

Terminal branch of musculocutaneous nerve, supplies skin of lateral side of forearm
C6, C7

Question 13

Medial cutaneous nerve of arm

Answer 13

From medial cord of brachial plexus, unites with LCB of 2nd intercostal nerve, supplies skin on medial side of arm
C8-T2

Question 14

Intercostobrachial nerve

Answer 14

LCB of 2nd intercostal nerve, supplies skin on medial surface of arm
T2

Question 15

Medial cutaneous nerve of forearm

Answer 15

From medial cord of brachial plexus, supplies skin on anterior & medial surfaces of forearm
C8, T1