Nutrition
Chapter 10 Lessons 1 & 2
v What influences your food choices?
Ø Hunger vs. Appetite
§ ______: natural physical drive to eat, prompted by the body’s need for food
§ ______: psychological desire
Ø
v What Influences Your Food Choices?
Ø Emotions
§ Eat or don’t eat when you’re sad, stress, frustrated, lonely, bored…
Ø Environment
§ ______& ______
§ ______
§ ______& ______
§ ______
v Why Nutrition Matters
Ø Food provides ______which is a substance that the body needs to grow, to repair itself, & to supply energy
Ø Food energy is measured in ______
§ Carbs, fats, proteins provides energy
· Protein ___ Gram = ___ calories (_____%)
· Carbs ___ Gram = ___ calories (_____%)
· Fat ___ Gram = ___ calories (_____%)
v 6 Types of Nutrients
Ø ______
Ø ______
Ø ______
Ø ______
Ø ______
Ø ______
v Carbohydrates
Ø main source of food ______
§ _____% of your daily calories
Ø 3 types
§ ______
§ ______
§ ______
¨ Helps keep ______track healthy, helps you feel ______, reduces risk of cancer, heart disease & type 2 diabetes
¨ _____ – _____ grams a day
v Proteins
Ø Needed to ______& ______body tissues
Ø Made up of 20 ______acids
§ ____ essential amino acids (comes from food)
§ ____ nonessential amino acids (body makes)
Ø 2 types of proteins
§ ______: contain all 9 AA (animal)
§ ______: contains only some essential AA (plants)
v Fats
Ø most ______form of food energy
Ø 3 types
§ ______fats: leads to obesity, increased cholesterol levels & higher risk of heart attacks
§ ______fats: lower risk of heart disease
§ ______fats
Ø ______
§ low -density lipoproteins (______) – brings it to cells = plaque, “bad cholesterol”
§ high-density lipoproteins (______) – carries it back to liver, “good cholesterol”
v Vitamins
Ø Needed to ______health, regulate certain chemical reactions & allow growth
Ø 2 types
§ ______
· A, D, E, K
§ ______
· B group, biotin & vitamin C
v Minerals
Ø ______found in food that are used by the body
Ø Some Types:
§ ______
§ ______
· 1,300 milligrams (1 cup milk = 300 milligrams)
§ ______
· helps create red blood cells
· Lacking = anemia (not enough red blood cells to carry oxygen around body)
v Water
Ø ~______% of body is water
Ø ______glasses a day
Ø ______: move food through the digestive system, aids in chemical reactions; maintains acidity of body; helps supply energy, transport gas, nutrients & waste, control body temp
Ø ______: Lose more than taken in
Ø How do you know if you’re drinking enough?
§ Urine should be clear & odorless