Anatomy study note · Head and neck

Mylohyoid

A flat suprahyoid muscle forming, with its partner, the muscular floor of the mouth.

Key points

• Mylohyoid line → hyoid + raphe.
• V3 (nerve to mylohyoid).
• Floor of the mouth.
• From the first (mandibular) pharyngeal arch → mandibular nerve.
• Skeletal muscle: multinucleated, peripheral nuclei, striated.
• Epimysium → perimysium → endomysium.

The full note in the atlas also covers

Origin · Insertion · Action · Nerve supply · Histology · Development

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Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF pp. 1616–1617
• Inderbir Singh’s Human Embryology, ch. 9, PDF pp. 120, 122, 125
• BRS Cell Biology & Histology, 7th ed., ch. 8, PDF pp. 135–144

More from the head and neck

• Nasal bone
• Occipital bone
• Occipital lobe
• Occipitofrontalis
• Oculomotor nerve
• Olfactory nerve
• Omohyoid
• Ophthalmic artery
• Ophthalmic nerve
• Ophthalmic veins
• Optic nerve
• Orbicularis oculi

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