Musculus Sphincter Ani (Noun)
Meaning
The sphincter muscle of the anus.
Classification
Nouns denoting body parts.
Examples
- The musculus sphincter ani is a ring-like muscle that surrounds the anus and helps to control the passage of stool.
- Damage to the musculus sphincter ani can lead to fecal incontinence, a condition characterized by the involuntary leakage of stool.
- The musculus sphincter ani is composed of two layers: the inner smooth muscle layer and the outer skeletal muscle layer.
- During childbirth, the musculus sphincter ani can become stretched or torn, leading to weakness or damage to the muscle.
- The musculus sphincter ani works in conjunction with the puborectalis muscle to maintain continence and prevent the involuntary passage of stool.