Chapter 1: Intro to nutrition

Question 1

Do nutrients have to be required in the diet?

Why is oxygen not a nutrient?

Answer 1

no–> it may or may not be required in the diet

- O2 is not a nutrient b/c it’s not in our diet, we get most of our oxygen by breathing it in

Question 2

What are the 6 nutrient categories?
Which ones are considered “dry matter”?
Which ones are considered “organic matter”?

Answer 2

1. water
2. minerals
3. protein
4. carbohydrates
5. lipids
6. vitamins

#2-6 considered dry matter 
#3-6 organic matter`

Question 3

energy is not a nutrient, but a _____

*energy cannot be added to the diet without adding one or more of the following: ___,______,_____

Answer 3

property

lipids, protein, carbs

Question 4

animals contain the elements in the form of:

Answer 4

• water (H2O)
• protein (amino acids- C, H, O, N, S)
• lipids (C, H, O, P)
• inorganic elements (macro/micronutrients)
• very little CHO

Question 5

at a minimum, nutrition should provide building blocks:

Answer 5

• Nitrogen and amino acids (essential and nonessential)
• fatty acids (essential and nonessential)
• minerals
• water
• energy to use these building blocks

Question 6

nutrition should also provide precursors/ preformed regulatory molecules:

Answer 6

• amino nitrogen and essential amino acids
• essential fatty acids
• minerals
• vitamins
• water
• energy to produce these molecules