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FNU 404 - Exam 2 Study Guide
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FNU 404 - Exam 2 StudyGuide
What is the basis for replacing some of the NaCl in the diet with KCl, and how does it
work? - Answer - Adding taxation to salt products
- Adding labeling to products that contain NaCl and its effects
- Spreading awareness to limit the amount of NaCl to the American Public
- The structures of hydrocarbons attached affect the body differently (NaCl - negative)
(KCl - positive)
Describe three mechanisms by which the kidneys conserve/excrete potassium or
maintain potassium balance. - Answer 1) Urine, feces, sweat/exfoliation
2) Absorption in the small intestine and filtration in the kidney's nephrons (bowman's
capsule and collecting duct)
Explain the relationship between dietary sodium intake and essential hypertension -
Answer 1) 3-7 grams per day
2) Eating processed foods and adding table salt to the plate, sports and soft drinks.
Hypertension can be influenced by sodium that cause heart muscles to thicken and not
allow blood to pass
3) RDA 1500 mg
Copper deficiency is a common problem connected to the high rate of heart disease in
the United States. - Answer False
Copper is absorbed in the distal colon - Answer False
Diets high in sodium may increase the renal excretion of: - Answer Calcium
Excess dietary iron can decrease copper absorption - Answer True
Excess fluoride consumption may cause: - Answer mottled teeth
Fruits are a good sources of zinc - Answer False
How much of the sodium consumed by Americans is added to the American diet by food
manufactures? - Answer 50-75%
In the body water moves _____ - Answer from where solute concentrations are low to
where solute concentrations are high
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