Muscular process of arytenoid cartilage
File:Gray950.png |
|
| Larynx, viewed from behind, showing muscular process of arytenoid cartilage | |
| Latin | processus muscularis cartilaginis arytenoideae |
|---|---|
| System | Respiratory system |
The muscular process of the arytenoid cartilage is a critical anatomical feature of the larynx, playing a vital role in the function of the vocal cords and voice production. The arytenoid cartilages are paired structures located in the larynx, and each has a muscular process that serves as an attachment point for important laryngeal muscles.
Anatomy[edit | edit source]
The arytenoid cartilages are pyramid-shaped structures situated on the superior border of the cricoid cartilage. Each arytenoid cartilage has three processes: the vocal process, the apex, and the muscular process. The muscular process projects laterally and serves as the attachment site for the posterior cricoarytenoid muscle and the lateral cricoarytenoid muscle.
Muscles Attached[edit | edit source]
- Posterior cricoarytenoid muscle: This muscle is the only abductor of the vocal cords, meaning it opens the vocal cords by rotating the arytenoid cartilages laterally.
- Lateral cricoarytenoid muscle: This muscle adducts the vocal cords, closing them by rotating the arytenoid cartilages medially.
Function[edit | edit source]
The muscular process of the arytenoid cartilage is essential for the movement and positioning of the vocal cords. By serving as the attachment point for the posterior and lateral cricoarytenoid muscles, it allows for the precise control of vocal cord tension and position, which is necessary for phonation and breathing.
Clinical Significance[edit | edit source]
Dysfunction or damage to the muscular process or the muscles attached to it can lead to voice disorders or breathing difficulties. Conditions such as vocal cord paralysis or arytenoid dislocation can affect the function of the muscular process, impacting the ability to speak or breathe properly.
Also see[edit | edit source]
Search WikiMD
Ad.Tired of being Overweight? Try W8MD's physician weight loss program.
Semaglutide (Ozempic / Wegovy and Tirzepatide (Mounjaro / Zepbound) available.
Advertise on WikiMD
|
WikiMD's Wellness Encyclopedia |
| Let Food Be Thy Medicine Medicine Thy Food - Hippocrates |
Translate this page: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
தமிழ்,
తెలుగు,
Urdu,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
বাংলা
European
español,
Deutsch,
français,
Greek,
português do Brasil,
polski,
română,
русский,
Nederlands,
norsk,
svenska,
suomi,
Italian
Middle Eastern & African
عربى,
Turkish,
Persian,
Hebrew,
Afrikaans,
isiZulu,
Kiswahili,
Other
Bulgarian,
Hungarian,
Czech,
Swedish,
മലയാളം,
मराठी,
ਪੰਜਾਬੀ,
ગુજરાતી,
Portuguese,
Ukrainian
Medical Disclaimer: WikiMD is not a substitute for professional medical advice. The information on WikiMD is provided as an information resource only, may be incorrect, outdated or misleading, and is not to be used or relied on for any diagnostic or treatment purposes. Please consult your health care provider before making any healthcare decisions or for guidance about a specific medical condition. WikiMD expressly disclaims responsibility, and shall have no liability, for any damages, loss, injury, or liability whatsoever suffered as a result of your reliance on the information contained in this site. By visiting this site you agree to the foregoing terms and conditions, which may from time to time be changed or supplemented by WikiMD. If you do not agree to the foregoing terms and conditions, you should not enter or use this site. See full disclaimer.
Credits:Most images are courtesy of Wikimedia commons, and templates Wikipedia, licensed under CC BY SA or similar.
Contributors: Prab R. Tumpati, MD
