Presentation on theme: "Chapter 10 Nutrition for Health Lesson 1 The Importance of Nutrition"— Presentation transcript:
1 Chapter 10 Nutrition for Health Lesson 1 The Importance of Nutrition Click for:>> Main Menu>> Chapter 10 AssessmentTeacher’s notes are available in the notes section of this presentation.Next >>
2 Substances in food that your body needs nutrientsSubstances in food that your body needsnutritionThe study of nutrients and how the body uses themappetiteThe psychological desire for foodClick to reveal the definitions.hungerThe body’s physical need for food
3 In this lesson, you will learn to explain why the body needs nutrients.identify factors that influence which foods you choose.describe how emotions can affect your food choices.
4 Making InferencesLook at the headings, figures, and captions in this lesson. Based on words and images you see, what do you think you will learn in this lesson?Headings in this LessonThe Role of FoodFood, Nutrients, and NutritionWhat Influences Your Food Choices?Appetite and HungerFood and EmotionsMeeting Nutrient Needs
5 The Role of FoodYour relationship to food affects all three sides of your health triangle.Choosing healthy foods is a positive behavior that can help you prevent certain health problems.If you do not have breakfast, you might have a hard time focusing in class.Being hungry is your body’s way of telling you that it is running low on fuel.
6 Food, Nutrients, and Nutrition Your body depends on nutrients in food to function properly throughout the day.nutrients Substances in food that your body needs
7 Food, Nutrients, and Nutrition Helps the body build new tissueHelps the body repair damaged cellsHelps the body produce energy
8 Food, Nutrients, and Nutrition The energy in food is measured in units called calories.ChocolateHigh in caloriesLow in nutrientsEach calorie is equal to a certain amount of energy.FruitLow in caloriesHigh in nutrients
9 Food, Nutrients, and Nutrition Two Kinds of NutrientsNutrients that provide energyNutrients that help the body run smoothlyProteinsVitaminsCarbohydratesMineralsFatsWater
10 Food, Nutrients, and Nutrition Learning about nutrition is the best way to learn about which nutrients your body needs the most.nutrition The study of nutrients and how the body uses themSomeone who eats well-balanced meals with plenty of fresh fruits and vegetables has good nutrition. Eating well-balanced meals is a good way to promote good health and prevent diseases.
11 What Influences Your Food Choices? Peer PressureFamily and CultureAvailabilityThese are the factors that influence your food choices.AdvertisingConvenienceKnowledge of Nutrition
12 Appetite is another factor that influences what you choose to eat. Appetite and HungerAppetite is another factor that influences what you choose to eat.appetite The psychological desire for foodIf the smell of fresh-baked bread reminds you of happy times with your family, you might feel like eating some even if your body does not really need fuel at the moment.Psychological desires for food are often connected to memories and feelings.
13 It is important to know the difference between appetite and hunger. hunger The body’s physical need for foodKnowing the difference between appetite and hunger will help you make healthy choices.
14 Food and EmotionsEmotions influence your food choices because food can bring up feelings connected to past experiences.A craving for food can be especially strong when people feel sad, lonely, or discouraged.If a food is associated with a pleasant or comforting memory people often crave it even when they are not hungry.When sad, lonely, or discouraged, people may feel like they are craving food. What they are really craving is the pleasant emotions associated with the food. Using food in this way can lead to unhealthy eating habits and weight problems. Healthier ways to cope with negative feelings include writing in a journal, listening to music, and talking to a friend.
15 Meeting Nutrient Needs The amount of nutrients a body needs depends upon the person’s age, gender, general health, and level of activity.When you do not get enough of a particular nutrient, you could have nutrient deficiency, a shortage of a nutrient.All bodies need the same nutrients, but the amount depends on the person’s age, gender, general health, and level of activity.As a growing teen on the go, your energy demands are greater than those of an older person who is less active.
16 Meeting Nutrient Needs Calcium builds strong bones and teeth.A shortage of calcium can affect the strength of your bones as you get older.Iron helps your body make enough red blood cells as you grow.A shortage or iron can lead to a blood disease called anemia.
17 Meeting Nutrient Needs Although most people in the United States get plenty of food, they do not get the nutrients they need.Eating low-nutrient, high-fat foods, along with overeating, can lead to long-term health problems such as obesity, diabetes, heart disease, and cancer.Developing healthy eating habits, which includes limiting high-fat and high-calorie foods, is your best defense against poor nutrition.
18 Lesson 1 ReviewWhat I LearnedVocabulary Define appetite, and explain how it can affect which foods you choose to eat.Appetite is the psychological desire for food. it causes people to crave food even when they are not hungry.
19 What I Learned Recall What do nutrients do for your body? Lesson 1 ReviewWhat I LearnedRecall What do nutrients do for your body?Any three: provide energy for the body, build new tissues, repair damaged cells, ensure body systems run smoothly
20 Lesson 1 ReviewWhat I LearnedDescribe What role do emotions play in your food choices?Emotions can cause us to like or dislike foods because of associations with past experiences.
21 Lesson 1 ReviewThinking CriticallyApply Which factors do you think influence a teen’s food choices the most? Explain your answer.Answers will vary but should reveal an understanding of the factors mentioned in the lesson.
22 Lesson 1 ReviewThinking CriticallyAnalyze How is it possible to have plenty of food and yet be poorly nourished?Many foods contain a lot of fat and sugar but very few nutrients.
23 Chapter 10 Nutrition for Health End of Lesson 1 The Importance of NutritionClick for:>> Main Menu>> Chapter 10 Assessment