anus

anal opening

Orifice at the opposite end of an animal's digestive tract from the mouth. Its function is to expel feces, unwanted semi-solid matter produced during digestion, which, depending on the type of animal, may be one or more of: matter which the animal cannot digest, such as bones; food material after all the nutrients have been extracted, for example cellulose or lignin; ingested matter which would be toxic if it remained in the digestive tract; and dead or excess gut bacteria and other endosymbionts.

Type Bone
Système corporel Digestive
Structure parente orifice
Nom latin anal opening
FMA ID 15711

Questions fréquentes

What is the anus?
Orifice at the opposite end of an animal's digestive tract from the mouth. Its function is to expel feces, unwanted semi-solid matter produced during digestion, which, depending on the type of animal, may be one or more of: matter which the animal cannot digest, such as bones; food material after al
What body system is the anus part of?
The anus is part of the Digestive.
What is the Latin name for the anus?
The Latin name for the anus is anal opening.

Structures associées

muscularis mucosa gut muscularis musculature of trunk muscle group of trunk cavity of pharynx cavitas pharyngealis oropharyngeal gland gland of oral part of pharynx oropharynx mesopharynx trunk somite palatoglossal arch anterior pillar of fauces muscular coat of digestive tract muscular layer of digestive tract

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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.