Vestibule
Vestibule (medicine)
Vestibule (/vɛˈstɪbjuːl/; from Latin vestibulum, meaning 'entrance hall') is a term used in medicine to refer to a space or cavity at the entrance of a canal. The term is used in several different contexts within the medical field, each pertaining to a different part of the human body.
Etymology
The term vestibule is derived from the Latin vestibulum, which means 'entrance hall'. It was first used in a medical context in the 17th century.
Vestibule of the ear
The vestibule of the ear is the central part of the labyrinth of the inner ear, situated medial to the tympanic cavity, posterior to the cochlea, and anterior to the semicircular canals. It plays a crucial role in the sense of balance.
Vestibule of the mouth
The vestibule of the mouth is the space between the lips, cheeks, and teeth. It is the area into which the salivary glands secrete saliva.
Vestibule of the nose
The vestibule of the nose is the frontmost part of the nasal cavity; it is enclosed by the cartilage of the nose and lined by skin, rather than mucosa. It contains the nasal hair that filters dust and other particles from the inhaled air.
Vestibule of the vagina
The vestibule of the vagina is the part of the vagina behind the labia minora and in front of the hymen. It contains the openings of the urethra and vagina.
Vestibule of the larynx
The vestibule of the larynx is the uppermost part of the larynx, lying above the vocal cords. It is lined by non-keratinized stratified squamous epithelium.
See also
External links
- Medical encyclopedia article on Vestibule
- Wikipedia's article - Vestibule
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