Nasopharynx and oropharynx, shown in isolation, in 3 numbered illustrations. Head divided in sagital and parasagital sections to show nasopharyx with nasal concha. 1 illustration of parasagital section, tongue shown in cross-section. 1 illustration of parasagital section showing nasopharynx, epithelia removed to show skull, frontal and sphenoid sinus, medial view. 1 illustration of sagital section showing nasal septum. Medial views.
