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taste bulb --> taste bud

One of a number of flask-shaped cell nests located in the epithelium of vallate, fungiform, and foliate papillae of the tongue and also in the soft palate, epiglottis, and posterior wall of the pharynx; it consists of sustentacular, gustatory, and basal cells between which the intragemmal sensory nerve fibres terminate.

Synonym: caliculus gustatorius, gustatory bud, schwalbe's corpuscle, taste bulb, taste corpuscle.