Skills Check 3

Name all the upper extremity dermatomes.

C4 acromioclavicular joint

C5 lateral antecubital fossa proximal to elbow crease

C6 thumb

C7 middle finger

C8 little finger

T1 medial antecubital fossa proximal to medial epicondyle

T2 apex of axilla

Name all the lower extremity dermatomes.

L2mid-anterior thigh

L3 medial femoral condyle of knee

L4 medial malleolus

L5 dorsum of foot, third toe

S1 lateral heel

S2 popliteal fossa of knee

S3 Ischial tuberosity

S4-5 perianal area

C4 dermatome

AC joint

C5 dermatome

Lateral antecubital fossa proximal to elbow crease

C6 dermatome

Thumb

C7 dermatome

Middle finger

C8 dermatome

Little finger

T1 dermatome

Medial antecubital fossa proximal to medial epicondyle

T2 dermatome

Apex of axilla

L2 dermatome

Mid-anterior thigh

L3 dermatome

Medial femoral condyle of knee

L4 dermatome

Medial malleolus

L5 dermatome

Dorsum of foot, third toe

S1 dermatome

Lateral heel

S2 dermatome

Popliteal fossa of knee

S3 dermatome

Ischial tuberosity

S4 dermatome

Perianal area

S5 dermatome

Perianal area