NTR108 (c)

The body needs adequate amounts of thiamin, riboflavin, and niacin to function properly. What are the potential side effects and deficiency diseases associated with inadequate intake of these nutrients? Choose the correct statements about deficiency disorders. Select all that apply.

-Beriberi is rare in the United States. -Alcohol-related thiamin deficiency is called Wernicke-Korsakoff syndrome. -Most adults get adequate riboflavin in their diets.

Beta-carotene is considered a carotenoid. Carotenoids are plant pigments found in fruits and vegetables that are orange, yellow, red, and dark green. Select the statement that correctly describes beta-carotene.

-Beta-carotene is better absorbed from cooked foods. -Carotenoids are bound in the cells of plants, which have tough cell walls, so light cooking helps release more beta-carotene from plant foods.

While excessive intakes of manganese can lead to neuromuscular impairments, adequate intakes are necessary to help facilitate important functions in the body. Which of these statements about manganese is true?

It is a component of an antioxidant enzyme system.

Vitamin A is important for many functions in the body. It plays a critical role in vision, helping you see images and differentiate colors, and also contributes to cell differentiation. Complete the sentence below about vitamin A. _______________ is a form of vitamin A that plays an important role in vision

Retinal. is found in the retina of the eye and combines with the protein opsin to form rhodopsin, a light-sensitive pigment.

Some B-vitamins act as coenzymes during the metabolism of protein, fat, and carbohydrates for energy. Fill in the blank about coenzymes. The B-vitamin _____________ is part of two coenzymes that help break down glucose, fatty acids, and amino acids.

Riboflavin. is a part of two coenzymes, flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD), which help break down glucose, fatty acids, and amino acids.

One of the best things you can do to reduce your risk of cancer is __________.

avoid tobacco use

An example of an action that decreases cancer risk is __________.

eating a variety of brightly colored vegetables

Antioxidants can work as vitamins, as phytochemicals, and as mineral cofactors within antioxidant enzyme systems. Complete the sentence below about the various functions of antioxidants. Antioxidants do not _______________.

increase oxidative damage

MOST of the body's vitamin A is stored in the

liver

Vitamin A plays an essential role in the human body in

maintaining healthy vision.

Antioxidants must be consumed in our diet because our bodies cannot make them.

true

Beta-carotene is a precursor of retinol.

true

Some of the signs and symptoms to watch for in cancer development include uncommon fatigue, unusual bleeding, and __________.

unexplained weight loss

An example of a risk factor identified by the American Cancer Society is __________.

weight