taste areas of tongue

anatomical anatomy apex arch area areas bitter bud buds caecum cavity epiglottis filiform flood fold foliate follicle follicles foramen fungiform glossoepiglottic human illustration isolate language larynx lick lingual lubricates median medical organ palatine palatoglossal palatopharyngeal papilla pharynx root salt salty science scientific section sour sulcus sweet symbol taste terminalis throat tiny tongue tonsil vallate