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