Which of the following has the best scientific evidence supporting the claim?
a. High-carbohydrate meals decrease appetite.
b. Low-carbohydrate diets reduce fat intake.
c. High-carbohydrate diets increase LDL cholesterol production.
d. Very-low-carbohydrate diets can reduce short-term memory.
Q. 2Why is the effect of diet on behavior difficult to study?
a. Diet cannot influence behavior.
b. Many factors in addition to diet influence behavior.
c. Subjects' food intakes are difficult to analyze.
d. There is little interest in these effects among the public.
Q. 3Which of the following is the most common single nutrient deficiency in children?
a. Calcium deficiency
b. Vitamin D deficiency
c. Iron deficiency
d. Vitamin C deficiency
Q. 4Which of the following is NOT believed to be an inborn food intake regulation mechanism in humans?
a. Decreased preference for bitter foods in response to iron deficiency.
b. Increased preference for salty foods in response to sodium deficiency.
c. Decreased hunger when the stomach is full and distended.
d. Increased thirst response during periods of dehydration.
Q. 5Which of the following is true regarding fetal exposure to alcohol?
a. Pregnant women are advised to consume only 2-3 alcoholic drinks per week.
b. Fetal exposure to alcohol can result in permanent delays in mental development.
c. Growth retardation is the most serious effect of fetal exposure to alcohol.
d. Intense treatment can reverse the mental and behavioral effects of fetal exposure to alcohol.
Q. 6All of the following are established relationships between diet and behavior EXCEPT:
a. severe protein-calorie malnutrition early in life is related to impaired mental development.
b. sugar intake is related to over-activity and impulsiveness.
c. overexposure to lead is related to poor academic performance.
d. iron-deficiency anemia is related to reduced attention span.
Q. 7Attempted changes in food choices succeed when:
a. you eliminate all restaurant dining.
b. you eliminate all high-fat foods and sugars at once.
c. you identify one or two changes that would be easiest to implement.
d. you decide to just eat less.
Q. 8All of the following are factors that enhance food changes EXCEPT:
a. perceived susceptibility to diet-related health problems.
b. a belief that diet affects health.
c. an attitude that nutrition is important.
d. subscribing to a health magazine.