Body orifice

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

External orifices[edit]

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[edit]

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

See also[edit]