Uvula: Difference between revisions

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{{Short description|Fleshy extension at the back of the soft palate}}
{{Short description|Fleshy extension at the back of the soft palate}}
{{Use dmy dates|date=October 2023}}
The '''uvula''' is a conic projection from the posterior edge of the middle of the [[soft palate]]. It is composed of connective tissue, some [[muscle]] fibers, and is covered by a [[mucous membrane]].
The '''uvula''' is a conic projection from the posterior edge of the middle of the [[soft palate]]. It is composed of connective tissue, some [[muscle]] fibers, and is covered by a [[mucous membrane]].
 
[[File:Tanya_Uvula.jpg|thumb|A normal uvula|left]]
[[File:Swollen_Uvula.jpg|thumb|A swollen uvula]]
[[File:Swollenuvula.jpg|thumb|Another image of a swollen uvula|left]]
==Anatomy==
==Anatomy==
The uvula is located at the back of the [[throat]], hanging from the middle of the soft palate. It is made up of the [[musculus uvulae]], which is a small muscle that shortens and broadens the uvula. This action helps close the [[nasopharynx]] during swallowing, preventing food from entering the [[nasal cavity]].
The uvula is located at the back of the [[throat]], hanging from the middle of the soft palate. It is made up of the [[musculus uvulae]], which is a small muscle that shortens and broadens the uvula. This action helps close the [[nasopharynx]] during swallowing, preventing food from entering the [[nasal cavity]].
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==Clinical significance==
==Clinical significance==
The uvula can be involved in several medical conditions. A swollen uvula, known as [[uvulitis]], can cause discomfort and difficulty swallowing. It may result from infections, allergies, or trauma. In some cases, a long uvula can contribute to [[snoring]] or [[sleep apnea]].
The uvula can be involved in several medical conditions. A swollen uvula, known as [[uvulitis]], can cause discomfort and difficulty swallowing. It may result from infections, allergies, or trauma. In some cases, a long uvula can contribute to [[snoring]] or [[sleep apnea]].
[[File:Tanya_Uvula.jpg|thumb|A normal uvula]]
[[File:Swollen_Uvula.jpg|thumb|A swollen uvula]]
[[File:Swollenuvula.jpg|thumb|Another image of a swollen uvula]]


==Surgical procedures==
==Surgical procedures==
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* [[Pharynx]]
* [[Pharynx]]
* [[Sleep apnea]]
* [[Sleep apnea]]
==References==
* {{cite book |last=Standring |first=Susan |title=Gray's Anatomy: The Anatomical Basis of Clinical Practice |edition=41st |year=2016 |publisher=Elsevier |isbn=978-0-7020-5230-9}}
[[Category:Human anatomy]]
<gallery>
File:LuettePalatineUvula.svg|Diagram of the palatine uvula
File:Tanya_Uvula.jpg|Uvula of a person named Tanya
File:Swollen_Uvula.jpg|Image of a swollen uvula
File:Swollenuvula.jpg|Another view of a swollen uvula
</gallery>
== Uvula ==
The '''uvula''' is a small, fleshy extension at the back of the [[soft palate]] that hangs above the [[throat]]. It plays a role in the articulation of sounds and in the function of the [[gag reflex]].
=== Anatomy ===
The uvula is composed of connective tissue, muscle fibers, and glands. It is covered by a mucous membrane. The muscle within the uvula is known as the [[musculus uvulae]], which is a part of the [[soft palate]] muscles. The uvula is richly supplied with blood vessels, which is why it appears red or pink.
=== Function ===
The uvula has several functions:
* **Speech**: The uvula helps in the articulation of certain sounds, particularly in languages that use uvular consonants. It works in conjunction with the [[soft palate]] to close off the [[nasopharynx]] during speech, preventing air from escaping through the nose.
* **Swallowing**: During swallowing, the uvula and the [[soft palate]] move together to close off the [[nasopharynx]], preventing food from entering the nasal cavity.
* **Gag Reflex**: The uvula is involved in the [[gag reflex]], which is a protective mechanism that prevents choking.
* **Saliva Production**: The uvula contains serous glands that contribute to saliva production, which helps in keeping the throat moist.
=== Clinical Significance ===
* **Uvulectomy**: This is a surgical procedure to remove the uvula, often performed to treat [[snoring]] or [[sleep apnea]].
* **Uvulitis**: Inflammation of the uvula, known as uvulitis, can cause swelling and discomfort. It can be caused by infections, allergies, or trauma.
* **Bifid Uvula**: A bifid uvula is a condition where the uvula is split or forked. It can be associated with [[cleft palate]] and may affect speech.
=== Cultural and Linguistic Aspects ===
In some cultures, the uvula is removed for traditional reasons. In linguistics, the uvula is important for the production of uvular sounds, which are found in languages such as [[French]] and [[Arabic]].
=== See Also ===
* [[Soft palate]]
* [[Gag reflex]]
* [[Sleep apnea]]
* [[Cleft palate]]
{{Anatomy-stub}}
[[Category:Human anatomy]]
[[Category:Human anatomy]]
[[Category:Otorhinolaryngology]]

Latest revision as of 04:13, 29 March 2025

Fleshy extension at the back of the soft palate


The uvula is a conic projection from the posterior edge of the middle of the soft palate. It is composed of connective tissue, some muscle fibers, and is covered by a mucous membrane.

A normal uvula
A swollen uvula
Another image of a swollen uvula

Anatomy[edit]

The uvula is located at the back of the throat, hanging from the middle of the soft palate. It is made up of the musculus uvulae, which is a small muscle that shortens and broadens the uvula. This action helps close the nasopharynx during swallowing, preventing food from entering the nasal cavity.

Diagram of the uvula

Function[edit]

The uvula plays a role in speech and swallowing. It helps articulate a range of sounds in various languages, particularly those that require a guttural sound. During swallowing, the uvula moves with the soft palate to close off the nasopharynx, directing food down the esophagus.

Clinical significance[edit]

The uvula can be involved in several medical conditions. A swollen uvula, known as uvulitis, can cause discomfort and difficulty swallowing. It may result from infections, allergies, or trauma. In some cases, a long uvula can contribute to snoring or sleep apnea.

Surgical procedures[edit]

In certain cases, surgical removal of the uvula, known as uvulectomy, may be performed. This procedure is sometimes used to treat snoring or sleep apnea, although it is not commonly recommended due to potential complications.

Related pages[edit]