FIRST PUBLISH OCTOBER 2024
NTR 301 Midterm 1 Exam Study Guide
with Complete Solutions
Phytonutrients - Ans:✔✔-phyto: plant
found in fruits and vegetables, not necessary for life but protect against disease
How many essential nutrients are there? - Ans:✔✔-45
Name the 4 macronutrients: - Ans:✔✔-carbohydrates, fats, proteins, and water
Name the 2 micronutrients: - Ans:✔✔-vitamins and minerals
Main function of macronutrients? - Ans:✔✔-supply us with energy (besides water)
Units of energy for food? - Ans:✔✔-calorie
Calorie - Ans:✔✔-unit of heat equal to the amount of energy necessary to raise 1g of water by 1 C
measures potential energy within foods macronutrients
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Nutrition - Ans:✔✔-the process of being nourished or nourishment
process by which a living organism assimilates and uses food
Assimilate - Ans:✔✔-to take in, digest, and transform into living tissue
nourish - Ans:✔✔-to provide with substances necessary for life and growth
What provides the nourishment? - Ans:✔✔-nutrients
Essential nutrients - Ans:✔✔-when food is the only source (or main source) of a nutrient
the body cannot make it or cannot get enough of it. we must utilize our diet
Example of essential nutrients - Ans:✔✔-vitamin C
-can lead to deficiency disease, scurvy
Example of a non-essential nutrient - Ans:✔✔-cholesterol (made in liver)
Examples of Phytonutrients - Ans:✔✔-Lycopene and Lutein (not necessarily needed to know)
Macro means - Ans:✔✔-larger
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Macronutrients are present in the body in _______ amounts - Ans:✔✔-relatively large
Macronutrient requirements daily are... - Ans:✔✔-relatively high
Macronutrients are present in food at a ______ rate - Ans:✔✔-relatively large
How large is large? how many grams in an oz? - Ans:✔✔-28g in 1 oz
How many cal/g in lipids? - Ans:✔✔-9 cal/g
How many cal/g in protein? - Ans:✔✔-4 cal/g
How many cal/g in carbs? - Ans:✔✔-4 cal/g
There is one other calorie source in a diet. What is it? - Ans:✔✔-alcohol (ethonol)
How many calories does ethanol provide? - Ans:✔✔-7 cal/g
Manufacturers want you to think that giving you energy means: - Ans:✔✔-awareness/altertness/caffeine
Micronutrients size - Ans:✔✔-millograms (mg) = 1/1000 of a gram
How much is a microgram (ug) - Ans:✔✔- 000 000 th of a gram
T or F? the b vitamin folate is required in only very small amounts (milligram). That means you need to
eat only very small amounts of food to get an adequate supply? - Ans:✔✔-False
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How many lbs in kg - Ans:✔✔-2.2 lbs per kg
how many grams is 1 lb? - Ans:✔✔-454
how many grams in 1 once? - Ans:✔✔-28
how many cups in a liter? - Ans:✔✔-4
how many mL in a cup - Ans:✔✔-236
Break food down into two categories - Ans:✔✔-nutrients and phytonutrients
break nutrients down into two categories - Ans:✔✔-essential and nonessential
essential? - Ans:✔✔-body can't make at all or enough
non-essential? - Ans:✔✔-body can make what is needed
break essential into 2 groups - Ans:✔✔-macronutrients and micronutrients
macro? - Ans:✔✔-protein, carbs, lipids, water
micro? - Ans:✔✔-vitamins and minerals
Nutrient-based Dietary recommendations - Ans:✔✔-fiber, protein, and all vitamins and minerals. UL.s for
some vitamins and minerals
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