5) When consumed on a regular basis, which food promotes healthful changes in the
microflora of the GI tract?
a. Fish
b. Yogurt
c. Poultry
d. Iron-rich foods
e. Natural sugars
6) Among the following lifestyle changes, which is least effective at reducing blood
pressure?
a. Adopting the DASH eating plan
b. Limiting daily alcohol intake to 1-2 drinks
c. Reducing body weight to achieve a BMI of less than 25
d. Performing physical exercise for 30 minutes per day, 5 days a week
e. Restricting sodium to less than 2500 mg per day
7) What dietary advice is appropriate for reducing fat intake?
a. Limit intake of all fried foods because they contain abundant fat.
b. Substitute crackers and cornbread for other starches because they are likely lower in
fat.
c. Consume foods with more invisible fat because this type of fat is not absorbed well
from the digestive tract.
d. Increase consumption of soups, such as cream-of-mushroom soup prepared with
water, because the fat content is usually very low.
e. Increase dairy consumption while decreasing consumption of fats from other sources,
because dairy fats do not contribute to disease.
8) What nutrient is important in the transport of oxygen in blood and in muscle tissue
and in energy transformation reactions?
a. Iron
b. Calcium
c. Thiamin
d. Vitamin C
e. Sodium