Which of the following statements is TRUE regarding free radicals?
A) Our body has no mechanism to combat free radicals.
B) A free radical is an atom with paired electrons in its outermost shell.
C) Exposure to pollution decreases free radical production.
D) Free radicals are formed as a by-product of healthy metabolism.
D
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Patients with hemophilia A are deficient in what clotting factor?
a. Fibrinogen b. Factor VIII c. Vitamin K d. Von Willebrand factor
The American Heart Association recommendation for alcohol intake for men is:
A) to eliminate all alcohol intake. B) to consume 3 DRInks per day. C) for those who DRInk to limit intake to not more than 2 DRInks per day. D) None of the above
Ron's diet lacks niacin. He hasn't developed pellagra, because he consumes a high-protein diet that contains plenty of ________, the precursor for niacin.
A. alpha-tocopherol B. alanine C. tryptophan D. beta-carotene
As an extra credit assignment, Professor Thompson had his nutrition class study different countries around the world that had wide-spread food insecurity. For the project students were asked to research socio-cultural norms, natural resources, climate, and government to learn more about causes of food insecurity in each student's selected country. The students were then asked to give a brief
report of their findings along with possible strategies for helping the country improve food security. Several commonalities were discovered among the students' reports. Natalie, one of Professor Thompson's students, decided that she wanted to help the cause of food insecurity and malnutrition. Which of the following actions could she take to make a difference? A) Fast once a week B) Volunteer at a community food bank or meal program C) Reduce the amount of food she eats daily D) Reduce her water use