Which of the following statements is true of chromium?
It plays a key role in the formation of hemoglobin and collagen.
It increases the resistance of bones and teeth against demineralization.
It limits the formation of free radicals and prevents oxidative damage.
It improves the cellular uptake of glucose by enhancing insulin activity.
It acts as a buffer to maintain the acid-base balance of cellular fluids.
It improves the cellular uptake of glucose by enhancing insulin activity.
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You have been diagnosed with gastroesophageal reflux disease (GERD). Which of the following foods should you avoid to prevent backflow of stomach acids into the esophagus?
A. pasta B. eggs C. steak D. coffee
Low HDL levels:
a. are highly predictive of CHD risk. b. are associated with underweight. c. are not a good predictor of CHD risk. d. are more prevalent in females.
Which of the following may speed the progression of osteoarthritis?
a. high intake of vitamin E b. low intake of vitamin D c. high intake of vitamin C d. a and b e. a and c
Betsy Winslow is a 62-year-old retired school teacher. She is 5'3" tall and weighs 155 pounds (BMI 27.5). Mrs. Winslow is a member of a walking group that meets three mornings a week. She walks two miles each morning. After experiencing episodes of chest pain and shortness of breath when walking, she made an appointment to see her physician. Her laboratory results are as follows: Total
cholesterol 251 mg/dL HDL cholesterol 47 mg/dL LDL cholesterol 146 mg/dL Triglycerides 203 mg/dL Mrs. Winslow's 24-hour recall reveals the following intake: Breakfast: Scrambled eggs, bacon, toast with butter and jelly Lunch: Hamburger, pizza, salad with Italian dressing Dinner: Fried chicken, mashed potatoes and gravy, buttered corn on the cob, 2% milk, sweet tea, coconut cake Snack: Ice cream, cola Snack: 3 chocolate cookies, 2% milk An alternate choice for the butter that Mrs. Winslow uses that could help lower her cholesterol is _____. a. stick margarine b. margarine that contains plant sterols or stanols c. soft margarine d. margarine made from corn oil e. margarine rich in saturated fats