1. Chapter 9 Nutrition Lesson 1 Nutrients Your Body Needs

2. Building Vocabulary nutrients Substances in foods that your body needs to grow, have energy, and stay healthy nutrition The process of taking in food and using it for energy, growth, and good health proteinsThe nutrient group used to build and repair cells carbohydratesThe nutrient group used to build and repair cells LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

3. Building Vocabulary fiber A complex carbohydrate that the body cannot break down or use for energy fats Nutrients that promote normal growth, give you energy, and keep your skin healthy saturated fatsFats that are usually solid at room temperature trans fatty acids A kind of fat formed when hydrogen is added to vegetable oil during processing LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

4. Building Vocabulary unsaturated fatsFats that are usually liquid at room temperature cholesterol A waxy, fat-like substance that the body uses to build cells and make other substances vitaminsCompounds that help to regulate body processes minerals Substances the body uses to form healthy bones and teeth, keep blood healthy, and keep the heart and other organs working properly LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

5. Understanding Nutrients nutrients Substances in foods that your body needs to grow, have energy, and stay healthy nutrition The process of taking in food and using it for energy, growth, and good health LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Nutrients provide the building blocks needed to grow and to repair your body. Learning about nutrients, and nutrition can help you make more healthful choices about the foods you eat. Lesson Home New Vocabulary

6. Understanding Nutrients Helps the body build new tissue Helps the body repair damaged cells Helps the body produce energy LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

7. Proteins proteins The nutrient group used to build and repair cells LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Proteins help your body heal. They are made of chemical building blocks called amino acids. Foods such as meat, fish, eggs, dairy products, and soybeans provide all the amino acids your body needs. Lesson Home New Vocabulary

8. Carbohydrates carbohydrates The starches and sugars found in foods LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Carbohydrates are your body’s main source of energy. About 45 to 65 percent of your daily energy needs some come from carbohydrates. Lesson Home New Vocabulary

9. Carbohydrates Two Types of Carbohydrates Simple carbohydrates are sugars. Fruit Milk Honey Complex carbohydrates are starches. Potatoes Seeds Whole-grain cereals LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

10. Carbohydrates fiber A complex carbohydrate that the body cannot break down or use for energy LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Fiber carries wastes out of your body. Eating high-fiber foods can lower your risk of heart disease and some types of cancer. Lesson Home New Vocabulary

11. Fats fats Nutrients that promote normal growth, give you energy, and keep your skin healthy LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Your body uses fats to build and maintain your cell membranes. Fats also carry certain vitamins in your bloodstream. Lesson Home New Vocabulary

12. Fats Saturated FatsUnsaturated Fats Plant foods such as olive oil, nuts, and avocados Butter, cheese, fatty meats LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

13. Cholesterol is a fatty substance found in the blood. LDL (low-density lipoprotein)HDL (high-density lipoprotein) Collects on the walls of arteries and forms plaque Removes LDL from the arteries Known as “bad cholesterol”Known as “good cholesterol” Eating too much saturated fat can increase the body’s level of cholesterol. Cholesterol LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

14. Vitamins and Minerals Vitamins and minerals are essential to your body’s health. vitamins Substances that help your body fight infections and use other nutrients, among other jobs minerals Elements that help form healthy bones and teeth, and regulate certain body processes LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home New Vocabulary

15. Vitamins and Minerals Vitamins Water-SolubleFat-Soluble Not stored in the bodyStored in the body Must be consumed regularly Stored in the body’s fat until they are needed. The best way to get vitamins and minerals is to choose nutritious foods. LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

16. LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

17. Water Helps digest and absorb food. Regulates body temperature and blood circulation. Carries nutrients and oxygen to cells. Removes toxins and other wastes. Cushions joints. Protects tissues and organs from shock and damage. LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home

18. Dehydration is a lack of water in the body. Teen girls should drink about nine cups of water per day and teen boys should drink about 13 cups of water each day. Water LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Lesson Home