anatomical structure of the tongue. taste buds on the tongue. bitter, salty, sour, sweet taste. infographics.

acid anatomical anatomy area background basic bitter buds chart gland gourmet gustation human illustration isolated localization map medical medicine moisturizer mouth myth organ parts protruded protruding receptor relish salt salty savor schematic science section sense soft sour sticking structure stuck sugary sweet symbol taste theory tongue umami vector white zone