Exam 11: Nutrients Involved in Antioxidant Function

The gaining of electrons by an atom during metabolism is called:

About 90% of vitamin E is stored in the:

Rico is a 65-year-old male with low levels of HDL cholesterol and high levels of LDL cholesterol. He knows his blood pressure is high and that both his father and grandfather died of a heart attack. He has just retired and spends his mornings walking his dog and volunteering at the golf course. Since he has retired, he has lost 15 pounds bringing his body weight into the healthy range. Identify factors in Rico's life that increase or decrease his risk for cardiovascular disease.

Which of the following have been associated with an increased risk for cancer in humans?

The World Health Organization has a goal of worldwide elimination of vitamin A deficiency. In order to accomplish this, they have launched the Vitamin A Global Initiative, which includes strategies like fortification and supplementation. They target primarily Africa and South-East Asia, where vitamin A deficiencies are especially prevalent. Imagine they are successful in eliminating vitamin A deficiencies. What impact would that have on the health of these populations? Support your answer with information on the role of vitamin A in the body and in maintaining health.

Which of the following is the leading cause of death in Canada?

Which of the following foods will have the LEAST amount of viable vitamin E?

Your grandfather tells you his diet analysis reported his vitamin E intake from foods is 35 mg/day. He is also taking a supplement providing 100 mg of vitamin E three times per day. What advice would you give your grandfather regarding his vitamin E intakes?

Which study concluded that vitamin E had no impact on the risk for CVD in people who are at high risk for heart attack and stroke?

Which antioxidant enzyme system functions by removing hydrogen peroxide from the body by converting it into water and oxygen?

Which of the following are required cofactors within complex antioxidant enzyme systems?

Absorption of which mineral is enhanced by vitamin C?

Due to differences in absorption and metabolism, how many grams of beta-carotene is equivalent of 1 gram of vitamin A (1 RAE)?

Research studies have consistently demonstrated an association between a reduced risk of cancer and:

Which of the following foods has the highest concentration of selenium?

Define cancer and explain why cancerous cells are harmful to the body.

Which of the following carotenoids can be converted to retinol in the body?

Which of the following diseases might you notice in an individual who follows a vegan diet and consumes plant products grown in soil with low levels of selenium?

Which of the following symptoms is associated with consuming a megadose of vitamin C?

Low-grade inflammation is associated with which biochemical marker?