This major positively charged electrolyte in the intracellular fluid is needed for muscle contraction. It is found in many fruits and vegetables.
A. Sodium.
B. Chloride
C. Potassium
D. Calcium
Ans:
B. Chloride
C. Potassium
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Indicate whether the statement is true or false
What is the reason that fat yields more calories than carbohydrate or protein?
a. Fat has few carbon–hydrogen bonds. b. Fat contains many carbon–hydrogen bonds that can be readily oxidized. c. Fat is not easily oxidized. d. Fat undergoes many energy-requiring metabolic reactions, thereby increasing its energy yield. e. Fat has a low ratio of carbon to hydrogen bonds.
Which of the following is NOT among the factors known to be related to the appearance of Alzheimer's disease?
a. An increase in free radicals b. An increase in beta-amyloid c. A decrease in acetylcholine synthesis d. A decrease in homocysteine synthesis
Current guidelines for limiting fish to reduce methylmercury ingestion pertain to ________.
A. all persons B. pregnant, breastfeeding women, and young children C. the elderly D. immunosuppressed individuals only