Ch. 7-9 nutrition

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free radicals

Can damage the integrity of cell membranes.

Research suggests that taking supplemental vitamin C

Can reduce the duration of colds

Chromium assists in the transport of which of the following to the cells?

Glucose

Bob's physician has just diagnosed him with iron-deficiency anemia. Which of the following would NOT be good advice for Bob to follow to increase his body's absorption of dietary iron?

He should drink a glass of orange juice with his breakfast cereal

The oxygen-carrying protein found in red blood cells is called

Hemoglobin

The "command center" of fluid intake is located in the

Hypothalamus

Vitamin A plays an essential role in the human body in

Maintaining healthy vision.

vitamin b12 is essential for the proper functioning of which type of cells?

Nerve

Newborns receive a single injection of vitamin K at birth because

Newborns do not have enough mature GI flora to make vitamin K.

Pellagra results from a deficiency of

Niacin

diets rich in which of the following nutrients are associated with maintaining healthy blood pressure levels?

Potassium

Which of the following are excellent sources of folate?

Ready-to-eat cereals and breads

Which of the following do sodium and potassium NOT have in common?

Rich sources of both include fresh fruits and vegetables.

after completing a 10k run, Bonita notices that her urine is brown and similar to the color of cola. What does this indicate about Bonita's hydration status?

She is suffering from severe dehydration and needs treatment immediately.

Bert goes to the gym and works out strenuously for about 45 Minutes. After his exercise session he weights himself and notices that he has lost a pound. How much fluid should he drink to re-hydrate his body?

3 Cups

On average, which of the following individuals would have the highest percentage of body water?

35- Year old lean man

Around what age does bone resorption generally begin to occur more rapidly than bone formation?

40

Which of the following statements concerning vitamin V is TRUE?

Vitamin C helps protect smokers' lungs from oxidative damage prompted by tobacco smoke.

In the body, vitamin D is essential for.

calcification of bone

Which of the following is NOT a vitamin?

choline

Beta-carotene is a precursor of

retinol

a Goiter can result from

too much or too little iodine in the diet

Which of the following individuals will benefit the most from consuming a sports beverage?

Athlete who exercises intensely for more than one hour.

Which of the following can contribute to dehydration?

Diarrhea

Which of the following stimulates the thirst mechanism?

Dryness of the mouth and throat tissues

Flurosis is associated with

Excessive intake of fluoride

What is the primary role of the B-vtiamins

act as coenzymes in the krebs cycle

Consuming vitamin C enhances the body's absorption of which mineral?

iron

MOST water is lost daily via the

kidneys

Vitamin K is synthesized by bacteria in the

large intestine


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