human tongue surface (mucosa with papillae) - isometric view 3d

mucosa papillae tongue taste buds taste savor salty salt sensory organs flavor circumvallate folate fungiform filiform appetite mouth covid-19 acid area areas bitter bitterness cavity cells covid 19 drink grains gustation gusto herbs human icecream lemon map meat palate papillae receptors sense smack sour sourness sugary swallowing sweet tasteful tasteless tongue anterior umami zone