Chapter 9 Nutrition Lesson 1 Nutrients Your Body Needs

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Health eSpotlight Video Watch the video and complete the questions. List three foods that you believe are healthy choices? Describe how a person who chooses healthy foods might be overweight. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Understanding Nutrients 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. New Vocabulary nutrients Substances in foods that your body needs to grow, have energy, and stay healthy New Vocabulary nutrition The process of taking in food and using it for energy, growth, and good health. It is the science that studies the substances in food and how the body uses them Lesson Home

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

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Proteins Proteins help your body heal and play an important role in fighting disease because parts of your immune system are made of proteins. 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. A person who follows a vegetarian diet may need to combine certain plant foods, such as beans and rice to gain all the needed amino acids. New Vocabulary proteins The nutrient group used to build and repair cells. Proteins are complete only when they have all needed amino acids. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Carbohydrates Carbohydrates are your body’s main source of energy. About 45 to 65 percent of your daily energy needs some come from carbohydrates. They are sugars and starches that occur naturally in foods, mainly plants. Nutritionists say that about half to 2/3 of your daily energy should come from carbs. New Vocabulary carbohydrates The starches and sugars found in foods Lesson Home

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

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

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Fats Your body uses fats to keep you healthy by building and maintaining your cell membranes. Fats also carry certain vitamins in your bloodstream. They can help you feel full after eating a meal. New Vocabulary fats Nutrients that promote normal growth, give you energy, and keep your skin healthy Lesson Home

Found in animal produces such as butter, cheese, fatty meats LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Trans Fats They are fats that start off as oils and are made solid through processing. Fats Fats Saturated Fats Unsaturated Fats Found in animal produces such as butter, cheese, fatty meats They remain liquid at room temperature. Examples: Plant foods such as olive oil, nuts, and avocados Lesson Home

LDL (low-density lipoprotein) HDL (high-density lipoprotein) LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Cholesterol Cholesterol is a fatty substance found in the blood. It is a waxy chemical that our bodies produce and needs in small amounts LDL (low-density lipoprotein) HDL (high-density lipoprotein) Collects on the walls of arteries and forms plaque Removes LDL from the arteries Plaque is a thick, hard substance. If too much plaque builds up it can block the arteries and cause heart attacks and strokes. Known as “bad cholesterol” Known as “good cholesterol” Eating too much saturated fat can increase the body’s level of cholesterol. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Vitamins and Minerals Vitamins and minerals are essential to your body’s health. New Vocabulary vitamins Substances that help your body fight infection and disease and use other nutrients, among other jobs. They also help regulate a variety of body process and produce energy for your body. Click to add notes New Vocabulary minerals Elements that help form healthy bones, teeth, your blood and your heart. Sodium is a mineral that helps control the amount of fluid in your body. Calcium is another example of a mineral. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Vitamins and Minerals Vitamins Water-Soluble Fat-Soluble Not stored in the body Stored 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 Home

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

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Water Water Helps digest and absorb food. (Helps the digestive system) 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 Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs BIG IDEA Each nutrient plays a specific role in keeping your body healthy. Water Water is essential to ALL body functions! 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. Drink more water during vigorous activity or hot weather. Choose water or milk most of the time and limit your intake of juice or soda. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs Lesson 1 Review After You Read Vocabulary Define the term nutrition. Use it in an original sentence. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs Lesson 1 Review After You Read Identify Name the six categories of nutrients. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs Lesson 1 Review After You Read Explain How do vitamins help your body? Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs Lesson 1 Review Thinking Critically Hypothesize How can the foods you choose to eat today affect your health in the future? Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs Lesson 1 Review Thinking Critically Accessing Information What is fiber and what does it do for your body? Research foods that are high in fiber. Identify at least 5 foods that are high in fiber. Lesson Home

Nutrients Your Body Needs LESSON 1 Nutrients Your Body Needs Lesson 1 Review Applying Health Skills Practicing Healthful Behaviors Study your school’s weekly lunch menu. Find the most healthful food choices. Then make a plan to include these healthful choices in your daily diet. Lesson Home

Chapter 9 Nutrition END Lesson 1 Nutrients Your Body Needs