Dermatomes
Dermatome 2
100

Vertex of the skull

C1 Dermatome

100

Anterior area, radial slide of hand to thumb and index finger

C6 dematome

200

Temple, Forehead, Occiput

C2 Dermatome

300

Entire Neck, Posterior cheek, Temporal Area, Prolongation forward under mandible

C3 Dermatome

400

Shoulder area, clavicular area, upper scapular area

C4 dermatome 

500

Deltoid Area, anterior aspect of entire arm to base of the thumb

C5 Dermatome