21. Which of the following hormones does not increase blood glucose levels?

A. glucagon

B. epinephrine

C. insulin

D. cortisol

22. Which of the following would have the highest glycemic index?

A. a meal high in fiber

B. a meal high in carbohydrate

C. a meal high in protein

D. a meal high in fat

23. Refined grains contain which of the following?

A. bran

B. germ

C. endosperm

D. none of the above

24. Whole grains lack which of the following?

A. bran

B. germ

C. endosperm

D. none of the above

25. Which of the following components of a wheat kernel contains fiber?

A. bran

B. endosperm

C. germ

D. all of the above

26. Insulin resistance

A. occurs when the pancreas stops making insulin.

B. occurs when the cells stop responding to insulin.

C. occurs when ketone bodies build up in the blood.

D. occurs in none of the above situations.

27. Which of the following is a symptom of diabetes?

A. polydipsia

B. polyurea

C. polyphagia

D. all of the above

28. Which of the following statements is false regarding type 2 diabetes?

A. It is more prevalent than type 1.

B. It is common in individuals who are overweight or obese.

C. It is an autoimmune disease.

D. It is often preceded by insulin resistance.

29. Which of the following is a characteristic of type 1 diabetes?

A. Inadequate amounts of insulin are produced.

B. Its onset is usually later in life.

C. It is associated with obesity.

D. Cells become resistant to insulin.

30. All of the following are symptoms of hypoglycemia except

A. light-headedness.

B. shakiness.

C. hunger.

D. diarrhea.