What is the major intracellular cation?
a. Sodium
b. Calcium
c. Phosphate
d. Potassium
e. Sulphate
ANS: D
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Your patient has emphysema and is now infected with bronchial pneumonia. Due to hyperventilation, he is at risk for:
a. respiratory alkalosis. b. respiratory acidosis. c. metabolic acidosis. d. metabolic alkalosis.
For which of the following micronutrients does absorption increase with age?
A) iron B) vitamin A C) vitamin B12 D) calcium
Red tide is a phenomenon that results from the overgrowth of certain ocean algae. The toxin produced by red tide that can cause shellfish poisoning is called
A. shellfish toxin. B. brevetoxin. C. aflatoxin. D. red toxin.
Tulley is a 38-year-old man who successfully lost 50 lb. of excess weight. According to MyPlate recommendations, how much physical activity does he need to maintain his weight loss when he doesn't exceed his calorie needs?
a. At least 90 minutes of moderate activity per week b. At least 30-60 minutes vigorous activity per week c. At least 150 minutes of moderate activity per week d. At least 180 minutes of vigorous activity per week