Exam 8: Nutrients Involved in Antioxidant Function

Keshan disease is a heart disorder associated with which of the following deficiencies?

Where does the body store selenium?

The deficiency disease associated with vitamin C is

Which of the following vitamins is the MOST powerful fat-soluble antioxidant?

Acne is a symptom of a vitamin A deficiency.

Vitamin C is not stored in the body and must be consumed frequently.

Why do critics of vitamin C supplementation claim that it can contribute to oxidative cell and tissue damage?

Vitamin C assists in the synthesis of a protein that is a critical component of all connective tissues in the body, known as what?

Which of the following hormones requires selenium for its synthesis?

Which research study demonstrated a link between vitamin E consumption and a decreased risk of heart disease in smokers?

Adding sliced tomatoes to sandwiches and eating salsa and chips are two easy ways to increase your intake of beta-carotene.

The nucleus of the atom has a positive charge.

The three active forms of vitamin A in our bodies (retinol, retinal, and retinoic acid) are collectively referred to as the

Free radicals are highly unstable atoms that can damage or destroy cells, often resulting in a loss of normal cellular function.

The light-sensitive pigment found in rod cells and formed by retinal and opsin is

A chemical reaction in which atoms lose electrons is

Research suggests that vitamin C supplements taken daily will reduce the incidence of the common cold.

Define what a dietary antioxidant is and explain how dietary antioxidants function in the body.

In an atom, the electrons orbiting around the nucleus have what kind of a charge?

Which of the following nutrients requires the MOST frequent consumption to assure adequate body stores?