taste bud. mature and immature taste receptor, support and basal cells, epithelium of tongue

anatomical anatomy apex area areas basal basic bitter bud buds cavity cell clipart connective cross diagram education epiglottis epithelium fibre filiform fold follicle foramen fungiform graphic health healthcare healthy human illustration immature lick lingual localization map mature medical medicine microvilli mouth nerve oral organ palatine palatoglossal papilla papillae parts physiology pore receptor salivary salty science scientific section sense senses sensory soft sour study studying sugary sulcus support sweet taste tastes tissue tongue tonsil vallate vector