Maintenance of normal extracellular fluid volume depends largely on the extracellular concentration of ________ ions.
A. hydride and bromide
B. nitrogen and potassium
C. iodide and sulfide
D. sodium and chloride
Answer: D
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What is acetaldehyde?
a. A toxic compound created in alcohol metabolism b. An enzyme used in alcohol metabolism c. A substance in liver that helps detoxify alcohol d. A ketone body e. The final product of alcohol metabolism.
Which of the following phrases is the best definition of food insecurity?
A) a chronic inability to satisfy basic food needs due to a lack of resources or other problems B) the inability to eat due to anxiety about where the next meal will come from C) a lack of knowledge about how to obtain food D) the physical need for food under unstable social conditions
To fully utilize the concepts of MyPlate requires the consumer to
a. be Internet active. b. use a food weighing scale. c. visualize color differences. d. prepare most meals at home.
An average body fat percentage for men is:
a. less than 5%. b. 22%. c. 32%. d. 25% or more.