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Body orifice

A body orifice is an opening in the body of an animal. In a typical mammalian body such as the human body, the body orifices are:

Other animals may have some other body orifices:

  • cloaca, in birds, reptiles, amphibians, and some other animals
  • siphon in mollusca, arthropods, and some other animals.

See also

  • Mucosa
  • Mucocutaneous boundary
  • Meatus
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Body_orifice". A list of authors is available in Wikipedia.
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