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Tongue 1. 2. 3. 4. 5. 6. 7. 8 LifeART Collection Images Copyright © 1989-2001 by Lippincott Williams & Wilkins, Baltimore, MD Palatopharyngeal arch and muscle Lingual tonsil Palatine tonsil Palatoglossal arch and muscle Vallate papillae Median sulcus Filiform papillae Fungiform