NFS CHAPTER 1 practice ?s

The following are TRUE statements:

1. Humans have no internal drive that motivates us to consume a healthy diet 2. To eat well, we need to learn the effects that nutrients have on health

Objectives set by Healthy People 2020 for Nutrition and Weight Status

1. Increase the variety and intake of vegetables among people who are 2 yrs old and above 2. Reduce the proportion of obese children and adolescents 3. Increase the proportion of adults who have a healthy weight

one gram of carbohydrate contains

4 kcal

one gram of fat contains

9 kcal

The typical American today consumes ————— fat, sugar, and total kcalories than in 1970.

More

Phytochemicals

Substance found in many plants (fruits & vegs) that is not considered a nutrient but has many healthful benefits

Which nutrient comprises the largest percentage of the body of a healthy man or woman?

Water

Which of the following are included in the major classes of nutrients?

Water Lipids Carbohydrates

Calorie

a unit of heat energy needed to raise one liter of water one degree celsius

macronutrient examples:

carbohydrates lipids proteins water (technically)

The major role of carbohydrates is to provide the body with...

energy

A nutrient that CANNOT be made by the body and must be supplied by food is considered

essential (nutrient)

Poor eating habits contribute to the development of:

heart disease, type 2 diabetes, excess body fat, and some types of cancer

9 kcal

how many kcal per gram do lipids contain?

Metabolism

is the total of all chemical processes that occur in living cells.

The metric prefixes micro, milli, centi, deci, and kilo indicate whether a measurement is a fraction or a multiple of a ...

liter gram meter

Reducing one's risk for heart disease and/or cancer can be achieved by:

maintaining a healthy weight limiting alcohol intake avoiding tobacco exposure

vitamins and minerals are

micronutrients

In the U.S., what contributes to the development of diabetes, hypertension, and heart disease?

poor diet & sedentary lifestyle

Which of the following results in a loss of nutrients in a food?

refinement

smoking

the LEADING cause (risk factor) of preventable death in North America

metric system

the standard of measurement used in nutrition

Nutrition

the study of how the body uses nutrients

true or false on a food label, a calorie is really a kilocalorie

true

to convert pounds to kilograms, you will divide a person's weight in pounds by...

2.2 kg

Lifestyle

A person's way of living that includes patterns of behavior such as dietary practices and physical activity habits

Which of the following protects cells and their components from being damaged or destroyed by exposure to certain environmental and internal factors?

Antioxidants

Which of the following would be effective in decreasing a person's risk for premature death?

Consuming fruits and vegetables Exercising regularly

A product that contains a vitamin, mineral, an herb or other plant product, an amino acid, or a dietary substance that supplements the diet by increasing total intake is called a(n)

Dietary supplement

A specific way that people can change their eating habits in order to improve their health is to

Eat fewer salty foods

true or false vitamins provide usable calories for the body

FALSE

True of false. Expending more calories than consumed will result in a weight gain.

False

The body gets nutrients from ...

Food

Phytochemicals are found in _______________ and provide significant health benefits.

Fruits and vegetables

Poor eating habits contribute to the leading causes of death to Americans. The top two leading causes of death to Americans are...

Heart disease Cancer

Examples of chronic diseases

Heart disease Cancer Stroke

Match the risk factor with the disease it is most likely to affect.

Heart disease - high fat diet Lung cancer - smoking Skin cancer - sun exposure

Water

Is the most essential nutrient

Examples of risk factors

Smoking Heredity Nutritional habits

Considered risks for chronic diseases

Smoking Obesity Genetic background Physical inactivity

True or false: Many popular dietary supplements are not helpful and may even be harmful.

True

to achieve nutritional adequacy one should consume a variety of foods from the following food groups:

fruits and vegetables whole grains

it is more practical and less expensive to _______ a disease than to treat it.

prevent