Anatomy study note · Head and neck

Thalamus

A large mass of grey matter on each side of the third ventricle, forming the dorsal part of the diencephalon. It is the great relay station on the sensory pathway to the cerebral cortex.

Key points

• Diencephalon, beside the third ventricle.
• Main sensory relay to the cortex.
• Epithalamus = habenular nuclei + pineal.
• Deep grey matter: nuclei surrounded by white matter.

The full note in the atlas also covers

Histology · Development

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Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF pp. 1564–1565
• Inderbir Singh’s Human Embryology, ch. 17, PDF pp. 336–338
• BRS Cell Biology & Histology, 7th ed., ch. 9, PDF p. 169

More from the head and neck

• Thyroarytenoid and vocalis
• Thyrohyoid
• 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

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