Ear, Nose & Throat Guide- Pocket Chart - Medical Quick Reference Guide by Permacharts Quick reference learning guide Each of the three structures is described with its specific components numbered to provide a clear linkage to the proper anatomical term. Pocket size and laminated. Provides views and information on the nasal & pharyngeal cavity, tongue, epiglottis, tonsils, sinuses, the ear, larynx, osseous & membranous labyrinths