1 — Tracheal cartilages; 2 — Arch of cricoid cartilage; 3 — Median cricothyroid ligament; 4 — Conus elasticus; Cricovocal membrane; 5 — Vocal ligament; 6 — Thyroid cartilage; 7 — Thyro-epiglottic ligament; 8 — Stalk of epiglottis; 9 — Median thyrohyoid ligament; 10 — Epiglottic cartilage; 11 — Hyoid bone; 12 — Thyrohyoid membrane; 13 — Cricopharyngeal ligament; 14 — Arytenoid cartilage; 15 — Vocal process; 16 — Lamina of cricoid cartilage; 17 — Thyroid articular surface; 18 — Anular ligaments; 19 — Vestibular ligament; 20 — Pre-epiglottic fat body; 21 — Hyo-epiglottic ligament; 22 — Infrahyoid bursa; 23 — Thyroid cartilage, superior horn; 24 — Thyroid cartilage, right lamina; 25 — Crico-arytenoid ligament; 26 — Pharynx, mucosa, mucous membrane; 27 — Trachea, membranous wall