| Front | Dermatomes |
|---|---|
| Back | Structure: specific regions of skin supplied by each of the C2-S5 spinal nerves (somatosensory information from dorsal and ventral roots via cutaneous nerves) T2 - sternal angle T4 - nipple T10 - umbilicus L1 - above the pubis Function: provide sensory information from bands of skin -- bands overlap so the loss of one spinal nerve's cutaneous nerves does not mean skin is without sensation. |
Tags: nerves
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