W2- Nutrition

Question 1

What is nutrition?

Answer 1

The science devoted to the study of dietary needs for food and the effects of food on organisms.

Question 2

What is the difference between essential and nonessential nutrients?

Answer 2

• Essential Nutrients = Nutrients body CANNOT MAKE for itself.
• Nonessential Nutrients = Nutrients the body CAN MAKE itself.

Question 3

What is the difference between macro and micronutrients?

Answer 3

• Macronutrients = Nutrients required by the body in the GREATEST AMOUNTS (water/carbs/fat/protein)
• Micronutrients = Vitamins, minerals, and trace elements needed by the body in very SMALL AMOUNTS.

Question 4

What is the difference between nutrient and energy dense?

Answer 4

• Nutrient Dense = Higher nutrient to energy/calorie.

- Energy Dense = More calories compared to nutrients.

Question 5

What are the (3) main macronutrients, calories in each, and % of daily intake?

Answer 5

Carbohydrates:

• 4 calories/gram
• 50-60%

Protein:

• 4 calories/gram
• 12-20%

Fat:

• 9 calories/gram
• 30%

Question 6

• Are simple (fast-acting) or complex (slower-acting) carbs healthy?
• Which raises blood sugar quickly and which raises it slowly and lasts longer?

Answer 6

• Complex (fast-acting)

- Simple raises blood sugar quickly, Complex raises slowly and lasts longer.

Question 7

• What macronutrient contains the most glucose and gives the QUICKEST form of energy?
• Excess glucose is stored in the body as ______, once storage is full it turns carbs into _____.

Answer 7

• Carbohydrates

- glycogen, fat