Which of the following is a true statement regarding sodium excretion?
a. Urinary sodium excretion is precisely controlled by the kidneys.
b. If sodium intake is high, most of the excess sodium is excreted via sweat.
c. If sodium intake is high, most of the excess sodium is excreted via the feces.
d. Excess sodium intake is difficult to excrete and any excess is stored in the liver.
a
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Which of the following substances is a form of naturally occurring vitamin E?
A) alpha-tocopherol B) pantothenic acid C) beta-carotene D) riboflavin
Drinking lots of water helps flush toxins out of your body
1.True 2.False
Lead usually poisons a person slowly rather than all at once
Indicate whether the statement is true or false
Gastric acid is an enzyme that assists in the digestion of starch by breaking starch into many units of the disaccharide maltose.
a. true b. false