Uberon definition : The Sphincter ani externus (external anal sphincter) is a flat plane of muscular fibers,
elliptical in shape and intimately adherent to the integument surrounding the margin
of the anus. [WP,unvetted].;
Uberon synonym : external sphincter ani; musculus sphincter ani externus;
The Sphincter ani externus (external anal sphincter) is a flat plane of muscular fibers,
elliptical in shape and intimately adherent to the integument surrounding the margin
of the anus. [WP,unvetted].