Anatomy study note · Head and neck

Palatine tonsil

A mass of lymphoid tissue in the tonsillar fossa of the oropharynx, between the palatoglossal and palatopharyngeal arches.

Key points

• Between the palatoglossal and palatopharyngeal arches.
• Tonsillar branch of the facial artery.
• Lymph → jugulodigastric node.
• Waldeyer ring: pharyngeal, tubal, palatine, lingual tonsils.
• Palatine tonsil: 2nd pharyngeal pouch.
• Palatine tonsil: stratified squamous epithelium + crypts + capsule.

The full note in the atlas also covers

Features · Blood supply · Lymph drainage · Histology · Development

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Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF pp. 1657, 1761–1763
• Inderbir Singh’s Human Embryology, ch. 9, PDF p. 120; ch. 12, PDF p. 173
• BRS Cell Biology & Histology, 7th ed., ch. 12, PDF p. 228

More from the head and neck

• Palatopharyngeus
• Parathyroid glands
• Parietal bone
• Parietal lobe
• Parotid gland
• Pharyngeal constrictors
• Pharynx
• Phrenic nerve
• Pineal body
• Piriform cortex
• Pituitary gland
• Platysma

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