musculus sphincter ani internus

1. 1.

   an internal ring of smooth muscle formed by circular fibers of the rectum

   Broadersmooth muscle

   Part ofanal sphincter

Questions about musculus sphincter ani internus

What does musculus sphincter ani internus mean?

musculus sphincter ani internus means "an internal ring of smooth muscle formed by circular fibers of the rectum".

Is musculus sphincter ani internus a common word?

musculus sphincter ani internus is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.