}

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

• The nostrils, for breathing and the associated sense of smell.
• The eyes, for the sense of sight and crying.
• The mouth, for eating, breathing and vocalizations such as speech.
• The ear canals, for the sense of hearing.
• The anus, for defecation.
• The urethra, for urination, and in males, also for ejaculation.
• In females, the vagina, for sexual intercourse, menstruation and childbirth.
• Orifices of nipples
• Orifices of sweat glands
• Navel or belly button left over from placental mammals after birth.

• Mucosa
• Mucocutaneous boundary
• Meatus

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