![]() ![]() Thyroid Cartilage – Vocal Ligament Oblique LineĪnother vital external landmark of the thyroid cartilage is the oblique line. The vocal folds participate in the creation of sound, and so they are also known as the vocal cords. Since the vocal ligaments are made up of elastic tissue, the vocal folds are highly elastic.The vestibular ligaments and the vocal ligaments range in the middle of the thyroid cartilage as well as the arytenoid cartilages.The vocal folds are inferior towards the vestibular folds guard the entrance towards the glottis.These folds protect the more fragile vocal folds and help prevent foreign objects from going inside the glottis. The vestibular ligaments are located inside the superior pair of folds called the vestibular folds. The vestibular ligaments along with the vocal ligaments spread out among the thyroid cartilage as well as the arytenoid cartilages. The vestibular and vocal ligaments are enclosed with folds of laryngeal epithelium that protrude inside the glottis. ![]() The epiglottis has ligamentous connections towards the anterior as well as superior margins of the thyroid cartilage and the hyoid bone. ![]() The shoehorn-shaped epiglottis creates a cover over glottis and protrudes superior towards the glottis.
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