What factors impact the taste of food?
Threshold concentration; food composition – ? detection in liquids, chemical basis of foods; location of food on the tongue; presence of other taste substances and their concentration; taste fatigue; temperature – most intense tastes – 68°F-86°F; and age.
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According to the American Academy of Pediatrics, what is the recommended maximum number of hours/day of television viewing for a child under 2 years of age?
a. 0 b. 1 c. 2 d. 3 e. 5
Nutrients can be used to compensate for some gaps in our DNA. For example:
A) ?Individuals with a change in the base sequence for the phenylalanine hydroxylase gene can correct the sequence of bases by eating a lot of phenylalanine. B) ?Obese individuals can lose body weight by eating fewer calories than they expend. C) ?Omega-3 fatty acids can upregulate genes encoding for fat oxidation. D) ?Individuals with a polymorphism that decreases activity of a folate-metabolizing enzyme, methylene tetrahydrofolate reductase, may have more elevated plasma homocysteine than those with a normal enzyme while more folate intake can normalize plasma homocysteine for those with this polymorphism.
A breastfeeding mother asks you if alcohol can be eliminated from her breast milk by pumping immediately after drinking a few glasses of wine. What would you tell her?
a. Yes; in fact, discarding your breast milk is a good thing to do if you would like to drink while breastfeeding. b. Yes; pumping will help, but you need to pump for the next 24 hours and discard any milk that you collect. c. No; your breast milk will still contain alcohol; you will need to wait 1 hour per alcoholic beverage and then pump the milk and discard it to be safe. d. No; the alcohol will still be in the breast milk and will clear from the milk as soon as it clears from the blood stream: roughly 2 to 3 hours per drink for a 120-pound woman. e. No; alcohol cannot be removed from breastmilk; if she wishes to breastfeed, she must eliminate her alcohol consumption.
People from what region seem to have much less incidence of fat metabolism disorders?
a. Africa b. Asia c. Europe d. United States e. Australia