Anatomy study note · Head and neck

Hyoid bone

A mobile U-shaped bone in the front of the neck below the mandible that articulates with no other bone and forms a base for the tongue.

Key points

• U-shaped; no bony articulation.
• Body + greater and lesser cornua.
• Stylohyoid ligament + thyrohyoid membrane.
• Supra- and infrahyoid muscles attach.
• Lesser cornu + upper body: 2nd arch. Greater cornu + lower body: 3rd arch.
• Bone: type I collagen + hydroxyapatite.
• Osteoblast builds, osteocyte maintains, osteoclast resorbs.

The full note in the atlas also covers

Features · Histology · Development

Sign in free to see it on the 3D model, read the full note and practise questions on it.

Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF pp. 1515–1516
• Inderbir Singh’s Human Embryology, ch. 9, PDF pp. 124–125, 132–133
• BRS Cell Biology & Histology, 7th ed., ch. 7, PDF pp. 121–125, 130

More from the head and neck

• Hypoglossal nerve
• Hypothalamus
• Inferior oblique
• Inferior rectus
• Insula
• Internal capsule
• Internal carotid artery
• Internal jugular vein
• Iris
• Lacrimal apparatus
• Laryngeal membranes and ligaments
• Larynx

Privacy policy · Designed by DATXOC LLC.