Anatomy - Peripheral Nerve Lesions - Dermatomes & Such

Question 1

Dorsal: C4 (Location)

Answer 1

posterior aspect/”point” of shoulder

Question 2

Dorsal: C5 (Location)

Answer 2

posterior lateral aspect of arm

Question 3

Dorsal: C6 (Location)

Answer 3

posterior lateral aspect of forearm& wrist; digits 1 &2

Question 4

Dorsal: C7 (Location)

Answer 4

posterior aspect middle finger

Question 5

Dorsal: C8 (Location)

Answer 5

posterior medial aspect of lower forearm & wrist; digits 4 & 5

Question 6

Dorsal: T1 (Location)

Answer 6

posterior medial aspect of arm & forearm

Question 7

Anterior: C4 (Location)

Answer 7

anterior aspect/”point” of shoulder

Question 8

Anterior: C5 (Location)

Answer 8

anterior lateral aspect of arm

Question 9

Anterior: C6 (Location)

Answer 9

anterior lateral aspect of forearm & hand; digits 1 & 2

Question 10

Anterior: C7 (Location)

Answer 10

anterior aspect middle hand & finger

Question 11

Anterior: C8 (Location)

Answer 11

anterior medial aspect of lower forearm & wrist; digits 4 & 5

Question 12

Anterior: T1 (Location)

Answer 12

anterior medial aspect of forearm and arm

Question 13

Dorsal: Superior Lateral Brachial Cut. Nerve (Derivation & Levels)

Answer 13

Axillary C4, 5, 6

Question 14

Dorsal: Inferior Lateral Brachial Cut. Nerve (Derivation & Levels)

Answer 14

Radial C5, 6

Question 15

Dorsal: Lateral Antebrachial Cut. Nerve (Derivation & Levels)

Answer 15

Musculotcutaneous C6, 7

Question 16

Dorsal: Dorsum of Hand & Digits 1-3

Answer 16

Superficial Radial Nerve C6, 7

Question 17

Dorsal: Distal Digits 1-3 & half of 4

Answer 17

Median Nerve C6, 7, 8

Question 18

Dorsal: Dorsum of Medial Hand & Digits 4 & 5

Answer 18

Ulnar Nerve C8

Question 19

Dorsal: Medial Antebrachial Cut. Nerve

Answer 19

Medial Cord C8, T1

Question 20

Dorsal: Posterior Antebrachial Cut. Nerve

Answer 20

Radial Nerve C6, 7, 8, T1

Question 21

Dorsal: Medial Brachial Cut. Nerve

Answer 21

C8, T1

Question 22

Anterior: Superior Lateral Brachial Cut. Nerve

Answer 22

Axillary C4, 5, 6

Question 23

Anterior: Inferior Lateral Brachial Cut. Nerve

Answer 23

Radial C5, 6

Question 24

Anterior: Lateral Antebrachial Cut. Nerve

Answer 24

Musculoskeletal C6, 7

Question 25

Anterior: Proximal Palm

Answer 25

Palmar Branch Median Nerve C6, 7

Question 26

Anterior: Distal Palm & Digits

Answer 26

Digital branches of median nerve C6, 7, 8

Question 27

Anterior: Distal Palm & Digits

Answer 27

Digital branches of superficial ulnar C8

Question 28

Anterior: Proximal Palm

Answer 28

Palmar branch of ulnar nerve C8

Question 29

Anterior: Medial Antebrachial Cut. Nerve

Answer 29

C8, T1

Question 30

Anterior: Medial Brachial Cut. Nerve

Answer 30

C8, T1