Home > Terms > English, UK (UE) > Sphincter ani internus muscle
Sphincter ani internus muscle
A muscular ring that surrounds about 2. 5 cm of the anal canal; its inferior border is in contact with, but quite separate from, the Sphincter ani externus. It is about 5 mm thick, and is formed by an aggregation of the involuntary circular fibres of the intestine. Its lower border is about 6 mm from the orifice of the anus.
This is auto-generated content. You can help to improve it.
0
0
Improve it
Other Languages:
Member comments
Terms in the News
Featured Terms
Industry/Domain: Internet Category: Virtual life
Virtual property inheritance
As maintaining an online life becomes more and more mainstream, people have a need to pass down their virtual belongings such as online identities, ...
Contributor
Featured blossaries
Browers Terms By Category
- Railroad(457)
- Train parts(12)
- Trains(2)
Railways(471) Terms
- Wine bottles(1)
- Soft drink bottles(1)
- Beer bottles(1)
Glass packaging(3) Terms
- Cultural anthropology(1621)
- Physical anthropology(599)
- Mythology(231)
- Applied anthropology(11)
- Archaeology(6)
- Ethnology(2)
Anthropology(2472) Terms
- Characters(952)
- Fighting games(83)
- Shmups(77)
- General gaming(72)
- MMO(70)
- Rhythm games(62)
Video games(1405) Terms
- General seafood(50)
- Shellfish(1)