Dermatomes

Question 1

What are roughly the upper limb dermatomes?

Answer 1

C4 = collar
C5 = lateral bicep
C6 = elbow crease + thumb
C7 = middle 3 fingers
C8 = little finger
T1 = medial forearm
T2 = arm pit

Question 2

What are roughly the lower limb dermatomes?

Answer 2

L2 = hip to groin
L3 = hip to knee
L4 = above lat knee to big toe
L5 = tib ant to 3 middle toes
S1 = little toe
S2 = medial calf