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Anatomy Abdomen and pelvis 11b0f6d1

External anal sphincter is innervated by

A
L4, L5
B
L5, S1
C
S1, S2, S3
D
S2, S3, S4
High-Yield Explanation
External anal sphincter is controlled by spinal nerves from the S2, S3 and S4 levels of your spinal cord, which form the pudendal nerve. ref - BDC vol2 pg 412-416

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