Bitter tastes

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  • Harrison's Internal Medicine Chapter 30. Disorders of Smell, Taste, and Hearing Smell The sense of smell determines the flavor and palatability of food and drink and serves, along with the trigeminal system, as a monitor of inhaled chemicals, including dangerous substances such as natural gas, smoke, and air pollutants. Olfactory dysfunction affects ~1% of people under age 60 and more than half of the population beyond this age. Definitions Smell is the perception of odor by the nose. Taste is the perception of salty, sweet, sour, or bitter by the tongue.

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  • Definitions Disturbances of the sense of taste may be categorized as total ageusia, total absence of gustatory function or inability to detect the qualities of sweet, salt, bitter, or sour; partial ageusia, ability to detect some but not all of the qualitative gustatory sensations; specific ageusia, inability to detect the taste quality of certain substances; total hypogeusia, decreased sensitivity to all tastants; partial hypogeusia, decreased sensitivity to some tastants; and dysgeusia or phantogeusia, distortion in the perception of a tastant, i.e.

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  • Approach to the Patient: Disorders of the Sense of Taste Patients who complain of loss of taste should be evaluated for both gustatory and olfactory function. Clinical assessment of taste is not as well developed or standardized as that of smell. The first step is to perform suprathreshold whole-mouth taste testing for quality, intensity, and pleasantness perception of four taste qualities: sweet, salty, sour, and bitter. Most commonly used reagents for taste testing are sucrose, citric acid or hydrochloric acid, caffeine or quinine (sulfate or hydrochloride), and sodium chloride.

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  • “It takes a tough guy to raise a tender chicken!” the late Frank Perdue used to proclaim in his radio and t v advertisements. Physical chemist Hervé This (pronounced teess), the internationally controversial molecular gastro- nome, explains to us in understandable yet precise terms the science of ten- derness.

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  • Syd sat in his one room apartment looking out his window onto the street several stories below. He ate a peanut butter sandwich that stuck to the roof of his mouth like paste and tried to dislodge it with the bitter taste of foc. His normal midnight snack. He thought about how he was in a poor area of Steeple City, and how even though the people drove battery cars and only ran the room disinfecting Spaires Machines if they had children, the people walking in the street below were happier than him. The foc, an anti-depressant and stimulant, only made his head pound so he set the...

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  • .Gai vị giác . Vị đắng (bitter)  Vị chua (sour)  Vị mặn (salty)  Vị ngọt (sweet) .CHẤT NGỌT  Mono, disaccharide: sucrose, fructose, glucose, maltose, lactose  Chất ngọt thay thế đường (Sugar substitute): - Polyol - Non-nutritive intense sweetener 4 .CHẤT NGỌT CODEX Sweetener: a food additive (other than a mono- or disaccharide sugar), which imparts a sweet taste to a food 5 .

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  • The sense of taste is very similar to the sense of smell. Taste is the sense through which the chemical constituents of a solid are detected and information about them is transmitted to the brain. The molecules are detected by five types of taste buds that are on the tongue and throat; some areas of the tongue are more sensitive to certain basic flavors than others, but the commonly-referenced Tongue Taste Map has been debunked. For example, you can taste bitterness more towards the back of your tongue, but the entire tongue can taste it. The five basic tastes detected...

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  • Of course, as is true for the sense of smell, a judge’s ability to taste substances in beer is useless unless that judge can accurately identify the substance and use appropriate vocabulary to communicate that information to a brewer. Meilgaard’s (1993) categorization system for beer flavors includes 6 general categories (fullness, mouthfeel, bitter, salt, sweet, and sour) consisting of 14 flavors that may be present in beer.

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  • Dark meat in the can—brown, oily, and flecked with mucus—gave off a repellent, fishy smell, and the taste of it rose in his throat, putrid and bitter, like something from a dead man’s stomach. George Jordan sat on the kitchen floor and vomited, then pushed himself away from the shining pool, which looked very much like what remained in the can. He thought, No, this won’t do: I have wires in my head, and they make me eat cat food. The snake likes cat food He needed help but know there was little point in calling the Air Force. He’d tried them, and there was no way they...

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