C787 WGU UNIT 2 EXAM QUESTIONS
AND ANSWERS
Macronutrients - Answer-must obtain in large amounts to provide body with energy/
carbohydrates, proteins, and fats
Micronutrients - Answer-obtain in smaller amounts/ vitamins and minerals
obesity - Answer-BMI of 30 or higher
overweight - Answer-BMI 25-29.9
marasmus - Answer-A disease of severe calorie/carb malnutrition during early infancy,
in which growth stops, body tissues waste away, and the infant eventually dies.
kwashiorkor - Answer-A disease of chronic malnutrition during childhood, in which a
protein deficiency makes the child more vulnerable to other diseases, such as measles,
diarrhea, and influenza.
anorexia nervosa - Answer-an eating disorder in which an irrational fear of weight gain
leads people to starve themselves
treatment: Medical treatment may be needed to restore normal weight. Talk therapy can
help with self-esteem and behavior changes.
bulimia nervosa - Answer-an eating disorder characterized by episodes of overeating,
usually of high-calorie foods, followed by vomiting, laxative use, fasting, or excessive
exercise
treatment: Treatments include counseling, medications, and nutrition education
how to treat malnutrition - Answer-'food first' approach / You may first be given more
calories in the form of carbohydrates, sugars, and fats. Once these calories provide
energy, you will be given foods with proteins.
pellagra - Answer-the niacin-deficiency disease, characterized by diarrhea, dermatitis,
dementia, and eventually death
condition that occurs due to dietary deficiency of niacin- common if eating corn-based
diet- also seen in alcoholics, pts with carcinoid syndrom and Hartnup's diseaseSx: 3Ds-
diarrhea- dermatitis (present in sun-exposed areas)- dementia- death if untreated
Vitamin A deficiencies - Answer-*Night blindness (nyctalopia)- reversible and detected
using a dark adaptation test
Xeropthalmia (corneal damage)- not reversible
, Dry, scaly skin (hyperkeratosis)
Vitamin C deficiency - Answer-scurvy, hemorrhagic diathesis, poor wound healing
Vitamin D deficiencies - Answer-rickets in children, osteomalacia in adults, osteoporosis
iron deficiency - Answer-anemia, fatigue, poor growth
Iodine deficiency - Answer-results in goiter/thyroid problems
NHANES - Answer-The National Health and Nutrition Examination Survey, a
representative survey of the civilian, noninstitutionalized US population conducted by
the National Center for Health Statistics, designed to (1) estimate the proportion of the
US population and designated groups with selected disease and risk factors; (2) monitor
trends in selected behaviors, exposures, and diseases; and (3) study the associations
among diet, nutrition, and health.
HEI - Answer-Healthy Eating Index. A measurement that assesses how well a diet
meets the recommendations of the dietary guidelines for americans and mypyramid
DGA - Answer-Dietary Guidelines for Americans/ a set of recommendations about smart
eating and physical activity for all Americans
foods/products regulated by the FDA/USDA - Answer-FDA:
-bread (not meat)
-dietary supplements
-bottle water
-seafood
-exotic meats
-eggs IN shell
USDA:
-meats/poultry
-raw fruits and veggies
-eggs processed
-organic products
What changes were made when DRIs were established in the late 1990s? - Answer-It
expanded from the RDA. It contains several different groups to provide more adequate
information needed
What are the Physical Activity Guidelines for Americans for different age groups and
what benefits are seen with these levels of physical activity? - Answer--ages 6 through
17 years should do 60 minutes (1 hour)
AND ANSWERS
Macronutrients - Answer-must obtain in large amounts to provide body with energy/
carbohydrates, proteins, and fats
Micronutrients - Answer-obtain in smaller amounts/ vitamins and minerals
obesity - Answer-BMI of 30 or higher
overweight - Answer-BMI 25-29.9
marasmus - Answer-A disease of severe calorie/carb malnutrition during early infancy,
in which growth stops, body tissues waste away, and the infant eventually dies.
kwashiorkor - Answer-A disease of chronic malnutrition during childhood, in which a
protein deficiency makes the child more vulnerable to other diseases, such as measles,
diarrhea, and influenza.
anorexia nervosa - Answer-an eating disorder in which an irrational fear of weight gain
leads people to starve themselves
treatment: Medical treatment may be needed to restore normal weight. Talk therapy can
help with self-esteem and behavior changes.
bulimia nervosa - Answer-an eating disorder characterized by episodes of overeating,
usually of high-calorie foods, followed by vomiting, laxative use, fasting, or excessive
exercise
treatment: Treatments include counseling, medications, and nutrition education
how to treat malnutrition - Answer-'food first' approach / You may first be given more
calories in the form of carbohydrates, sugars, and fats. Once these calories provide
energy, you will be given foods with proteins.
pellagra - Answer-the niacin-deficiency disease, characterized by diarrhea, dermatitis,
dementia, and eventually death
condition that occurs due to dietary deficiency of niacin- common if eating corn-based
diet- also seen in alcoholics, pts with carcinoid syndrom and Hartnup's diseaseSx: 3Ds-
diarrhea- dermatitis (present in sun-exposed areas)- dementia- death if untreated
Vitamin A deficiencies - Answer-*Night blindness (nyctalopia)- reversible and detected
using a dark adaptation test
Xeropthalmia (corneal damage)- not reversible
, Dry, scaly skin (hyperkeratosis)
Vitamin C deficiency - Answer-scurvy, hemorrhagic diathesis, poor wound healing
Vitamin D deficiencies - Answer-rickets in children, osteomalacia in adults, osteoporosis
iron deficiency - Answer-anemia, fatigue, poor growth
Iodine deficiency - Answer-results in goiter/thyroid problems
NHANES - Answer-The National Health and Nutrition Examination Survey, a
representative survey of the civilian, noninstitutionalized US population conducted by
the National Center for Health Statistics, designed to (1) estimate the proportion of the
US population and designated groups with selected disease and risk factors; (2) monitor
trends in selected behaviors, exposures, and diseases; and (3) study the associations
among diet, nutrition, and health.
HEI - Answer-Healthy Eating Index. A measurement that assesses how well a diet
meets the recommendations of the dietary guidelines for americans and mypyramid
DGA - Answer-Dietary Guidelines for Americans/ a set of recommendations about smart
eating and physical activity for all Americans
foods/products regulated by the FDA/USDA - Answer-FDA:
-bread (not meat)
-dietary supplements
-bottle water
-seafood
-exotic meats
-eggs IN shell
USDA:
-meats/poultry
-raw fruits and veggies
-eggs processed
-organic products
What changes were made when DRIs were established in the late 1990s? - Answer-It
expanded from the RDA. It contains several different groups to provide more adequate
information needed
What are the Physical Activity Guidelines for Americans for different age groups and
what benefits are seen with these levels of physical activity? - Answer--ages 6 through
17 years should do 60 minutes (1 hour)
