external anal sphincter - Ontology Browser

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Ontology Browser

external anal sphincter (UBERON:0001367)
Annotations: Rat: (0) Mouse: (0) Human: (0) Chinchilla: (0) Bonobo: (0) Dog: (0) Squirrel: (0) Pig: (0)

Parent Terms

Term With Siblings

Child Terms

anal part of perineum + part-of

anal region skeletal muscle + is-a

skeletal muscle tissue of trunk + is-a

esophagus skeletal muscle

external anal sphincter

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].

internal pudendal artery

muscle of anal triangle

skeletal muscle tissue of diaphragm

skeletal muscle tissue of gluteus maximus

skeletal muscle tissue of iliacus

skeletal muscle tissue of internal intercostal muscle

skeletal muscle tissue of pectoralis major

skeletal muscle tissue of rectus abdominis

skeletal muscle tissue of transversus thoracis

Synonyms
Exact Synonyms:	external sphincter ani ; musculus sphincter ani externus
Related Synonyms:	sphincter ani externus
Xrefs:	EMAPA:18265 ; FMA:21930 ; MA:0001531 ; NCIT:C32548 ; SCTID:244969008 ; UMLS:C0224395 ; Wikipedia:Sphincter_ani_externus_muscle
Definition Sources:	Wikipedia:Sphincter_ani_externus_muscle

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