The main source of iodine in the U.S. is plants grown in the middle part of the country.
a. True
b. False
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Q. 2Some minerals act as buffers to help maintain body fluids at the correct pH to permit life's processes.
a. True
b. False
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Q. 3Soft water contains sodium, which may aggravate hypertension.
a. True
b. False
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Q. 4The body will signal thirst before dehydration occurs to prevent problems with fluid loss.
a. True
b. False
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Q. 5The bioavailability of calcium in calcium-fortified orange juice is comparable to that of milk.
a. True
b. False
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Q. 6Low salt intakes have been linked with lower rates of stomach cancer.
a. True
b. False
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Q. 7A deficiency of sodium is not harmful.
a. True
b. False
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Q. 8After about 25 years of age, regardless of calcium intake, bones begin to lose density.
a. True
b. False
Indicate whether the statement is true or false
Q. 9Anyone who eats a meal high in salt can temporarily increase his or her body's water content.
a. True
b. False
Indicate whether the statement is true or false
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