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The papillar surface of the tongue, with the fauces and tonsils. Labels: 1, circumvallate papillae, in front of 2, the foramen caecum; 3, fungiform papillae; 4, filiform and conical papillae; 5, transverse and oblique rugae; 6, mucous glands at the base of the tongue and in the fauces; 7, tonsils; 8, part of the epiglottis; 9, median glosso-epiglottidean fold (fraenum epiglottidis).

Tongue

The papillar surface of the tongue, with the fauces and tonsils. Labels: 1, circumvallate papillae,…