T10 Umbilicus Dermatome — FRCA Primary MCQ

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EasyAnatomyT10 Umbilicus DermatomeFRCA Primary

The dermatome corresponding to the umbilicus is:

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Correct answer: D — T10

Dermatome landmarks: T4 = nipple line / T6 = xiphisternum / T10 = umbilicus / T12 = inguinal ligament / L1 = groin crease / S2-S4 = perineum. These are essential for assessing spinal anaesthesia level. Testing cold sensation (ice or ethyl chloride spray) is most commonly used.

Reference: RCoA 2021 Primary FRCA Curriculum