Anatomy study note · Head and neck

Epiglottis

A leaf-shaped elastic cartilage behind the root of the tongue, its stalk attached to the inner thyroid cartilage, forming the front of the laryngeal inlet.

Key points

• Elastic cartilage; front of the laryngeal inlet.
• Valleculae beside the median glossoepiglottic fold.
• Aryepiglottic folds to the arytenoids.
• Epiglottis: caudal hypobranchial eminence (4th arch).
• Epiglottis: elastic cartilage.
• Elastic cartilage: elastic fibres, does not calcify.

The full note in the atlas also covers

Features · Histology · Development

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Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF pp. 1753, 1782
• Inderbir Singh’s Human Embryology, ch. 12, PDF p. 170; ch. 14, PDF p. 208
• BRS Cell Biology & Histology, 7th ed., ch. 7, PDF pp. 117, 120; ch. 15, PDF p. 270

More from the head and neck

• Ethmoid
• External carotid artery
• External ear
• External jugular vein
• External nose
• Eyelids and conjunctiva
• Facial bones of the orbit and nasal cavity
• Facial nerve
• Frontal bone
• Frontal lobe
• Genioglossus
• Geniohyoid

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