NSD 225 EXAM QUESTIONS AND ANSWERS

NSD 225

6 Classes of Nutrition - Answer--Carbohydrates

-Lipids

-Proteins

-Vitamins

-Minerals

-Water



Carbohydrates - Answer-•Simple sugars

•Complex carbohydrates

•Dietary fiber



Lipids - Answer-•Fats and oils

•Do not dissolve in water

•Animal fats (solid)

•Plant oils (liquid)

•Essential fatty acids



Protein - Answer-•Source of calories (About 4 kcal/gm)

•Structural material

•Amino acids- the building blocks of protein

•Most Americans consume excess protein

, Vitamins - Answer-•Enable chemical reactions

•Fat soluble (Vitamins A, D, E, K)

•Water soluble (B vitamins and vitamin C)

•Yield no energy



Minerals - Answer-•Inorganic substances

•Numerous functions in the body

•Major and trace minerals

•Yield no energy



Water - Answer-•Numerous vital functions in the body

•Majority of our body weight (about 60%)

•Recommended intake (9-13 cups a day)

•Found in foods as well

•Yield no energy



Malnutrition - Answer--Any condition caused by excess or deficient food energy or nutrient intake or by
and imbalance of nutrients.

-A person can be BOTH over and undernourished.



What is a Calorie? - Answer-•Measurement of energy

•"The amount of heat it takes to raise the temperature of 1 gram of water by 1 degree Celsius"

•1,000 calories = 1kcal = 1(food) calorie



Nutrient Intake Recommendations - Answer-•Estimated Average Requirement (EAR)

•Recommended Dietary Allowance (RDA)