musculus sphincter ani internus

ریشه

From the Latin word 'musculus' meaning 'muscle', 'sphincter' meaning 'band' or 'tightener', 'ani' referring to the anus, and 'internus' meaning 'internal'.

مثال

• The musculus sphincter ani internus helps maintain continence.
• Damage to the musculus sphincter ani internus can result in fecal incontinence.
• The musculus sphincter ani internus relaxes during defecation.