T11 Dermatome

**Semantic type:** Embryonic Structure

**Definition:** The area of the skin innervated by the eleventh thoracic spinal nerve, covering a horizontal segment of the lower abdomen, situated just below the T10 dermatome (which is at the level of the umbilicus), and extends around the body towards the back.

**Synonyms:** - T11 DERMATOME - T11 Nerve Root Dermatome