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Lab test
Taste buds
8
Anatomy
Undergraduate 1
02/22/2010

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Cards

Term
Five sites where receptors for taste are found
Definition
Tongue papillae, epigliottis, pharynx, soft palate, cheek mucosa
Term
Cellular makeup and arrangement of taste bud
Definition
A structure consisting of centrally located gustatory (receptor) cells surrounded by suppoting cells
Term
Influx of Na
Definition
Salt
Term
G protein, gustducin resulting in increased intracellular levels of Ca2+
Definition
Bitter
Term
Due to influx of Na+
Definition
Salt
Term

Mediated by hydrogenious (H+) and blockade of K+

 (or Na2+)

Definition
Sour
Term
G protein, gustducin causes K+ channels to close
Definition
Sweet
Term
 The amino acid glutamate
Definition
Umami
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