Cutaneous Innervation

Question 1

Subcostal N from T12 Anterior Rami

Answer 1

Lateral cutaneous branch to skin on hip (gun holster)

Question 2

Iiohypogastric N. from L1

Answer 2

lateral cutaneous branch to superolateral butt

Question 3

ilioinguinal N. from L1

Answer 3

femoral branch to skin over medial femoral triangle

Question 4

genitofemoral N. L1-2

Answer 4

femoral branch to lateral femoral triangle

genital branch to anterior scrotum or labia majora

Question 5

lateral cutaneous N. of thigh L2-3

Answer 5

skin on anterior and lateral thigh

Question 6

anterior cutaneous branches from L2-4

Answer 6

skin on anterior and medial thigh

Question 7

cutneous branch of the obturator N. L2-4

Answer 7

skin on middle medial thigh

Question 8

posterior cutaneous N of thigh L2-4

Answer 8

pierce fascia lata to skin of posterior thigh and popliteal fossa

Question 9

Saphenous N. L3-L4

Answer 9

skin on medial leg and foot

Question 10

Superifical fibular N. L4-S1

Answer 10

skin of anterolateral leg and dorsum of foot, not the web b/t the 1-2 toes

Question 11

Deep fibular N. L5

Answer 11

skin of web b/t 1+2 toes

Question 12

Sural N. S1-2

Answer 12

skin of posterolateral leg and lateral margin of foot

Question 13

Medial plantar N. L4-5

Answer 13

skin on medial sole, plantar/sides/nails of medial 3.5 roes

Question 14

lateral plantar N. S1-S2

Answer 14

skin on medial sole, plantar/sides/nails of lateral 1.5 toes

Question 15

calcaneeal N. S1-2

Answer 15

skin of heel

Question 16

superior clunial N. L1-3 posterior rami

Answer 16

skin on superior and central butt

Question 17

medial clunial N. S1-3 posterior rami

Answer 17

skin on medial butt and crack

Question 18

inferior clunial N. s2-3

Answer 18

skin on inferior butt

Question 19

pudendal N anterior rami S2-4

Answer 19

perineum