Glycemic load is different from the glycemic index because
A. it considers the typical portion of food consumed.
B. it is not a rating system.
C. it is based on experiments that determine the glycemic response to typical portions of foods.
D. it has different cutoff values for high than the glycemic index.
Q. 2Foods with a glycemic index of >70 are considered high-GI foods and
A. would result in a slower increase in blood glucose levels.
B. contain over 50 g of glucose.
C. would result in a rapid increase in blood glucose levels.
D. are desirable for people wishing to reduce their glycemic response to foods.
Q. 3The glycemic index is a rating system that
A. allows one to compare the glycemic response elicited by different foods.
B. is based on comparing the glycemic response of a certain food to a standard response based on 300 g of glucose.
C. takes normal portion sizes of foods into account.
D. is based on subjective information about how a person feels after consuming a certain food.
Q. 4Symptoms of lactose intolerance include gas, bloating, and cramping. These symptoms are attributable to
A. an immune response to lactose in the intestine.
B. bacterial metabolism of lactose in the large intestine.
C. inflammation of the intestines due to the presence of lactose.
Q. 5Salivary amylase begins the process of carbohydrate digestion in the mouth. The activity of salivary amylase is halted in the stomach because
A. of the acidic environment of the stomach.
B. starch digestion has concluded at that point.
C. its continued activity could damage the stomach lining.
D. secretion of salivary amylase into the duodenum would reduce the release of pancreatic amylase from the small intestine.
Q. 6Refined grains serve as abundant carbohydrate sources. However, during processing, the bran is removed from the grain kernel, resulting in
A. a loss of vitamins.
B. a loss of oils.
C. a loss of fiber.
D. a loss of protein.
Q. 7Diverticulitis occurs
A. when diverticula become infected.
B. when insoluble fiber intake causes bloating.
C. when the colon is filled with water.
D. when transit time is reduced (quickened).
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