Nutrition Final Exam Ch. 8

Front 1

Anyone who eats a meal high in salt can temporarily increase the body's water content.

Back 1

true

Front 2

High salt intakes among Asian people have been linked with their high rates of stomach cancer.

Back 2

true

Front 3

The bioavaliability of calcium in calcium-fortified orange juice is comparable to that of milk.

Back 3

true

Front 4

Whether a person develops osteoporosis seems to depend partly on heredity and partly on the environment, including nutrition.

Back 4

true

Front 5

Authorities recommend foods as a source of calcium supplements.

Back 5

true

Front 6

Which of the following makes up about 60 percent of the body's weight?

Back 6

water

Front 7

Water assists in:

Back 7

temperature regulation
shock protection

Front 8

Water intake is governed by:

Back 8

thirst
satiety

Front 9

The most beneficial source of fluid for us to consume is:

Back 9

plain drinking water, because it is readily available

Front 10

Hard water has high concentrations of:

Back 10

calcium
magnesium

Front 11

Which of the following agencies is responsible for ensuring that public water systems meet minimum standards for protection of public health?

Back 11

Environmental Protection Agency

Front 12

Which of the following is true about groundwater as a drinking water supply?

Back 12

it comes from deep, protected underground aquifers

Front 13

A person's absorption of calcium varies based on:

Back 13

age
vitamin D status

Front 14

Growing children and teens absorb about ______ percent of ingested calcium.

Back 14

60

Front 15

For women and men in the 19 to 50-year-old range, the calcium DRI is ______ milligrams.

Back 15

1000

Front 16

The chief ion used to maintain the volume of fluid outside cells is:

Back 16

sodium

Front 17

Adults in the United States consume an average of ____ milligrams per day of sodium.

Back 17

3400

Front 18

The more processed a food:

Back 18

the more sodium it contains
the less potassium it contains

Front 19

Which of the following is the principal positively charged ion inside body cells?

Back 19

potassium

Front 20

The principal food source of chloride is:

Back 20

salt

Front 21

Sulfate is adequate in a diet that contains sufficient:

Back 21

protein

Front 22

Which of the following must be available for thyroxine to be synthesized?

Back 22

iodine

Front 23

Which of the following foods provides the highest amount of zinc?

Back 23

shelfish

Front 24

Which of the following foods provides the least amount of available zinc?

Back 24

legumes

Front 25

Low blood selenium correlates with development of:

Back 25

prostate cancer

Front 26

Which of the following minerals hardens and stabilizes the crystals of teeth and makes the enamel resistant to decay?

Back 26

fluoride

Front 27

Chromium works closely with:

Back 27

insulin

Front 28

The best way to obtain the calcium you need is to:

Back 28

consume more milk, cheese, and yogurt

Front 29

During an exercise activity the body will cool down by:

Back 29

sweating to carry heat away from the surface of the body

Front 30

When your body gives the thirst signal it is important to:

Back 30

drink fluids to relieve the symptoms of dehydration

Front 31

A friend informs you that she is planning to purchase a water softener. Which of the following statements would be most appropriate for you to make to your friend?

Back 31

soft water appears to aggravate hypertension and heart disease, which is undesirable

Front 32

Many people today are drinking bottled water because they believe it is safer than tap water. Which of the following statements is accurate?

Back 32

at least a quarter of the bottled water is drawn directly from the tap

Front 33

It is critical for the body cells to maintain fluid and electrolyte balance by:

Back 33

having water move from dilute fluid outside the cell into concentrated fluid

Front 34

Which of the following statements is true?

Back 34

the bones begin to lose density after 40 years of age regardless of calcium intake

Front 35

If a person has a deficient intake of calcium in the diet, what will be the result?

Back 35

no change in levels of calcium in the blood because calcium will be pulled from the bones

Front 36

Which of the following groups absorbs the least amount of calcium?

Back 36

adults

Front 37

Magnesium is am important mineral that works with calcium int he body to:

Back 37

help muscles contract and relax

Front 38

How much sodium is consumed by a person who eats to grams of salt?

Back 38

800mg

Front 39

A person is consuming 1000mg a day of sodium preservatives in processed foods along with 2000 milligrams of added salt from the salt shaker on his foods. Is this less than the UL for sodium established by the DRI committee?

Back 39

yes, 1800 total milligrams of sodium is within the UL.

Front 40

The DASH DIET IS MORE EFFECTIVE IN REDUCING BLOOD PRESSURE THAN JUST DECREASING odium alone because it includes which of the following guidelines?

Back 40

greatly increase intakes of fruits and vegetables

Front 41

Which of the following would you consume with a food source of iron in order to facilitate iron absorption?

Back 41

tomato and meat, fish, or poultry

Front 42

When trying to get adequate iron intake in your diet it is helpful to:

Back 42

combine vitamin C foods with non-heme iron to increase absorption

Front 43

Is there a possibility of harm to the body in healthy people with high intakes of iron?

Back 43

no, because the body adjust the amount of iron absorbed

Front 44

What effect does zinc deficiency have on the body?

Back 44

it impairs the immune response, leading to increased infections

Front 45

Which of the following statements about selenium levels in the body is accurate?

Back 45

selenium works as an antioxidant to protect body chemicals from oxidative damage

Front 46

What is currently known about the benefits of flouride in drinking water supplies?

Back 46

in communities where flouride is lacking in the water there is a very high dental decay rate

Front 47

Osteoporosis is most often associated with:

Back 47

underweight

Front 48

Bone strength in later life depends on:

Back 48

the formation of dense bones during youth

Front 49

A young woman wanting o build maximum bone density should do all of the following except:

Back 49

increase her intake of meat protein

Front 50

Which of the following is an accurate statement about calcium supplements for bone health?

Back 50

calcium-fortified orange juice provides an easily absorbed for of calcium