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Thyroarytenoid muscle
| Thyroarytenoid muscle | |
|---|---|
 Muscles of the larynx, seen from above. | |
| Details | |
| Origin | Inner surface of the thyroid cartilage (anterior aspect) |
| Insertion | Anterior surface of arytenoid cartilage |
| Nerve | Recurrent laryngeal branch of the vagus |
| Actions | Helps to reduce tension on the vocal folds during speech to decrease pitch |
| Identifiers | |
| Latin | musculus thyroarytenoideus |
| TA98 | A06.2.08.008 |
| TA2 | 2199 |
| FMA | 46588 |
| Anatomical terms of muscle | |
The thyroarytenoid muscle is a broad, thin muscle that forms the body of the vocal fold and that supports the wall of the ventricle and its appendix. It functions to shorten the vocal folds.
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