Anatomy study note · Head and neck

Thyrohyoid

A short strap muscle continuing sternothyroid up to the hyoid.

Key points

• Thyroid cartilage → hyoid.
• C1 via XII.
• Raises the larynx.
• Ventral-ramus neck muscles: ventral parts of cervical myotomes.
• Trunk muscles: from myotomes of the somites.
• 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. 7, PDF pp. 108–109
• BRS Cell Biology & Histology, 7th ed., ch. 8, PDF pp. 135–144

More from the head and neck

• Thyroid cartilage
• Thyroid gland
• Tongue
• Trigeminal nerve
• Trochlear nerve
• Veins of the face and scalp
• Ventricles of the brain
• Vertebral and basilar arteries
• Vestibulocochlear nerve
• Vitreous body
• Zygomatic bone
• Abducens nerve

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