Cricoid cartilage
The cricoid cartilage /ˌkraɪkɔɪd ˈkɑːrtɪlɪdʒ/, or simply cricoid (from the Greek krikoeides meaning "ring-shaped") or cricoid ring, is the only complete ring of cartilage around the trachea. It forms the back part of the voice box and functions as an attachment site for muscles, cartilages, and ligaments involved in opening and closing the airway and in producing speech.
| Cricoid cartilage | |
|---|---|
Anterolateral view of head and neck (cricoid cartilage labeled at center left) | |
Antero-lateral view of the ligaments of the larynx (cricoid cartilage visible near bottom center) | |
| Details | |
| Precursor | 4th and 6th branchial arch |
| Identifiers | |
| Latin | cartilago cricoidea |
| MeSH | D003413 |
| TA98 | A06.2.03.001 |
| TA2 | 978 |
| FMA | 9615 |
| Anatomical terminology | |
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