Body orifice
314028
220410941
2008-06-19T18:56:41Z
Bob Weiss
6696951
Removal of vandalism
A '''body orifice''' is any external opening in the body of an animal. In a typical [[mammal]]ian body such as the [[human body]], the body orifices are:
* The [[nostril]]s, for [[Breath|breathing]] and the associated sense of [[olfaction|smell]].
* The [[eye]]s, for the sense of [[sight]] and [[crying]].
* The [[mouth]], for [[eating]], breathing and vocalizations such as [[Speech communication|speech]].
* The [[ear canal]]s, for the sense of [[hearing (sense)|hearing]].
* The [[anus]], for [[defecation]].
* The [[urethra]], for [[urination]], and in [[male]]s, also for [[ejaculation]].
* In [[female]]s, the [[vagina]], for [[sexual intercourse]], [[menstruation]] and [[childbirth]].
* Orifices of [[nipple]]s
* Orifices of [[sweat gland]]s
* [[Navel]] or belly button left over from placental mammals after birth.
Other animals may have some other body orifices:
*[[cloaca]], in [[bird]]s, [[reptile]]s, [[amphibians]], and some other animals
*[[siphon (biology)|siphon]] in [[mollusca]], [[arthropods]], and some other animals.
==See also==
*[[Mucosa]]
*[[Mucocutaneous boundary]]
*[[Meatus]]
[[Category:Anatomy]]
[[de:Körperöffnung]]
[[ja:開口部 (人体)]]
[[tl:Butas ng katawan]]