A patient is asked to report how often he consumes various foods. Which method is best?
a. 24-hour recall
b. food record
c. diet history
d. food frequency questionnaire
Ans: d. food frequency questionnaire
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The specific function of a protein is determined by its
A. DNA. B. length. C. three-dimensional shape. D. electric charge.
In osmosis,
A. water moves across a membrane in response to different solute concentrations. B. solutes moves across a membrane in response to different water concentrations. C. electrolytes move across a membrane in response to different water concentrations. D. membranes become more permeable to water.
What are the potential health risks associated with childhood obesity? In what ways do obesity risks in children differ from those for adults, and in what ways are they similar?
What will be an ideal response?
In the double-blind placebo-controlled food challenge:
a. neither the patient nor the care provider knows whether a suspected food or placebo is being tested. b. only the care provider knows whether a suspected food is being tested. c. the patient knows whether a suspected food or placebo is being tested. d. the patient and the care provider know whether a suspected food is being tested.