Body orifice

Body orifice

A body orifice is any opening in the body of an animal.

External orifices

In a typical mammalian body such as the human body, the external body orifices are:

Other animals may have some other body orifices:

Internal orifices

Internal orifices include the orifices of the outflow tracts of the heart, between the heart valves.

See also

  • Mucosa
  • Mucocutaneous boundary
  • Meatus

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