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the receptors for olfaction and taste; respond to chemicals in a solution |
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non-sensory epithelium cells that surround the olfactory epithelium |
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olfactory receptors cells |
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extend outward from the epothelium |
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specific receptors for the sense of taste |
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Definition
peg-like projections of the mucosa on the dorsal surface of the tongue |
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(arranged in a V formation on the posterior surface of the tongue); where taste bus are primarily located |
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area of the posterior lateral tongue where taste buds are located |
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taste cells that are the actual receptor cells of the taste bud |
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Definition
consists of gustatory cells and basal cells |
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Definition
where the long microvilli of the receptor cells penetrate the epithelial surface |
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serves the anterior 2/3 of the tongue |
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glossopharyngeal nerve (IX) |
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Definition
serves the posterior third of the tongue |
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Definition
carries a few fibers from the pharyngeal region |
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organic substances; sugar, saccharin, alcohols |
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acids; specifically their H+ |
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alkaloids (caffeine) and asprin |
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msg and glutamate; "beef taste" |
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