sphincter ani internus

noun

sphincter ani in·​ter·​nus -in-ˈtər-nəs How to pronounce sphincter ani internus (audio)
: anal sphincter sense b

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“Sphincter ani internus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sphincter%20ani%20internus. Accessed 23 Nov. 2024.

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