NUTR ch.9

which of the following are NOT antioxidants

biotin

which of the following foods is a good source of provitamin A

carrots

which of the following individuals would benefit LEAST from taking a supplement

children between 4-10 years old who consume more than a quart of milk a day

after absorption fat soluble vitamins are packaged into... and transported along with other lipids

chylomicrons

individuals with dark skin need a shorter period in the sun to make the necessary vitamin d than individuals with light skin

false

too much sun can result in toxic levels of vitamins d building up in the body

false

vitamin d deficiency occurs ONLY in young children not adults

false

vitamins deficiency is a minor issue with no serious consequences

false

vitamins from plant foods are less biologically available than those from animals foods because

fiber reduces their absorption

which of the following foods are good source of vitamin k

green vegetables

vitamin d functions are... in the body

hormone

what is the classic symptom of carotenodermia

orange tinged skin in the palms and soles of the feet

carotenoids and flavonoids are naturally occurring...that have beneficial effects on the body

phytochemicals

which of the following foods typically served at Thanksgiving would be the BEST choice for providing vitamin A

pumpkin pie

the condition of soft, weak bones in children caused by deficiency of vitamin d is called

rickets

which of the following statements about vitamins is FALSE

they are digested through hydrolysis

a diet of colorful fruits and vegetables ensures that antioxidant rich foods are being consumed

true

as an antioxidant vitamins e can function to reduce the risk of atherosclerosis

true

free radicals can contribute to the development of various aged related diseases such as Parkinson's disease and Alzheimers disease

true

hypervitaminosis d rarely results from overconsumption of vitamins rich d foods

true

there are no known problems associated with increased consumption of vitamins e

true

vitamin k synthesized by intestinal bacteria is absorbed to a greater extent than is dietary vitamin k

true

vitamins are required in small amounts and regulate metabolism

true

which of the following represents a significant source of vitamin e in the diet

vegetable oils

cholecalciferol is another name for

vitamin d

performed vitamins are

active forms of vitamins found in foods

Dalila was speaking to her grandmother's reading group about healthful eating habits. Mrs. Cortez asked Dalila about the recent increase in the popularity of berries. She had heard that they were rich in antioxidants. She wanted to know what they could do for her. What do you think would be Dalila's best answer?

antioxidants are essential because they fight the damage caused by free radicals, especially those formed as a result of pollutants and from smoking.

factors that influence the ability to synthesize vitamin d from sunlight include all of the following EXCEPT

dietary cholesterol consumption

fat-soluble vitamins are stored in the liver and adipose tissue and their concentrations can rise to very high levels. if this happens which of the following is true

it can be toxic to the body

in addition to carbon hydrogen and oxygen some vitamins also contain

nitrogen