Dermatomes

Question 0

C2

Answer 0

Temple, forehead, occiput

Question 1

C1

Answer 1

Vertex of skull

Question 2

C3

Answer 2

Entire neck, posterior cheek,temporal area,prolongation forward under mandible

Question 3

C4

Answer 3

Shoulder area, clavicular area, upper scapular area

Question 4

C5

Answer 4

Deltoid area, anterior aspect of entire arm to base of thumb

Question 5

C6

Answer 5

Anterior arm,radial side of hand to thumb and index finger

Question 6

C7

Answer 6

Lateral arm and forearm to index, long, and ring fingers

Question 7

C8

Answer 7

Medial arm and forearm to long ring and little fingers

Question 8

T1

Answer 8

Medial side of fore arm to base of little finger

Question 9

T2

Answer 9

Medial side of upper arm to medial elbow, pectoral and midscapular areas

Question 10

T3-T6

Answer 10

Upper thorax

Question 11

T5-T7

Answer 11

Costal margin

Question 12

T8-T12

Answer 12

Abdomen and lumbar region

Question 13

L1

Answer 13

Back, over trochanter and groin

Question 14

L2

Answer 14

Back, front of thigh and knee

Question 15

L3

Answer 15

Back, upper buttock, anterior thigh and knee, medial lower leg

Question 16

L4

Answer 16

Medial buttock, lateral thigh, medial leg, dorsum of foot, big toe

Question 17

L5

Answer 17

Buttock, posterior and lateral thigh, lateral aspect of leg, dorsum of foot, medial half of sole, first, second and third toes

Question 18

S1

Answer 18

Lateral and plantar aspect of foot

Question 19

S2

Answer 19

Buttock, thigh, and leg posterior

Question 20

S3

Answer 20

Groin,medial thigh to knee

Question 21

S4

Answer 21

Perineum,genitals,lower sacrum