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Chapter 14: Choosing Nutritious Food

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Chapter 14: Choosing Nutritious Food Lesson 14.1: A Healthy Diet Self-Assessment 14: Body Measurements Lesson 14.1: A Healthy Diet Lesson Objectives: Describe the ... – PowerPoint PPT presentation

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Title: Chapter 14: Choosing Nutritious Food


1
Chapter 14 Choosing Nutritious Food
  • Lesson 14.1 A Healthy Diet
  • Self-Assessment 14 Body Measurements

2
Lesson 14.1 A Healthy Diet
  • Lesson Objectives
  • Describe the three types of nutrients that
    provide energy and the amounts of each necessary
    for good health.
  • Explain why vitamins and minerals are necessary
    to good health.
  • Explain the Food Guide Pyramid and describe how
    it can help you plan for healthy eating.

3
Lesson 14.1 A Healthy Diet
  • Question
  • What are nutrients?

4
Lesson 14.1 A Healthy Diet
  • Answer
  • Nutrients are food substances required for the
    growth and maintenance of your cells.

5
Lesson 14.1 A Healthy Diet
  • Question
  • What are the six groups of nutrients?

6
Lesson 14.1 A Healthy Diet
  • Answer
  • Carbohydrates
  • Proteins
  • Fats
  • Vitamins
  • Minerals
  • Water

7
Lesson 14.1 A Healthy Diet
  • Question
  • What is the meaning of recommended dietary
    allowance (RDA)?

8
Lesson 14.1 A Healthy Diet
  • Answer
  • The RDA provides guidelines that recommend
  • daily nutritional requirements of vitamins,
    minerals, proteins.
  • the percentage of calories people should consume
    from the major food groups.
  • The guidelines consider age, sex, height, and
    weight.

9
Lesson 14.1 A Healthy Diet
  • Question
  • What does it mean if a food is nutritionally
    dense?

10
Lesson 14.1 A Healthy Diet
  • Answer
  • A nutritionally dense food contains large amounts
    of important nutrients for the number of calories
    it provides.  

11
Lesson 14.1 A Healthy Diet
  • Question
  • What are carbohydrates?

12
Lesson 14.1 A Healthy Diet
  • Answer
  • Carbohydrates
  • are nutrients that provide you with energy.
  • and fats are the major nutrients used as an
    energy source during exercise.

13
Lesson 14.1 A Healthy Diet
  • Question
  • What are the different kinds of carbohydrates?

14
Lesson 14.1 A Healthy Diet
  • Answer
  • Carbohydrates are classified as simple and
    complex.
  • Simple carbohydrate foods have a higher
    proportion of simple sugars.
  • Complex carbohydrates are more dense in
    nutrients.

15
Lesson 14.1 A Healthy Diet
  • Question
  • What is fiber?

16
Lesson 14.1 A Healthy Diet
  • Answer
  • Fiber is very important in helping the digestion
    of foods. It is a type of carbohydrate.
  • Complex-carbohydrate foods contain lots of fiber.
  • Cereals, fruits, and vegetables are foods that
    have a high-fiber content.

17
Lesson 14.1 A Healthy Diet
  • Question
  • How can fiber contribute to health and wellness?

18
Lesson 14.1 A Healthy Diet
  • Answer
  • Fiber helps you avoid intestinal problems.
  • High-fiber foods might reduce chances of
    developing certain cancers.

19
Lesson 14.1 A Healthy Diet
  • Question
  • What are proteins, and from what foods do you
    obtain them?

20
Lesson 14.1 A Healthy Diet
  • Answer
  • Proteins are the building blocks of your body
    they are very important in helping you recover
    from exercise.
  • Examples include milk, eggs, meat, fish, beans,
    and nuts.


21
Lesson 14.1 A Healthy Diet
  • Question
  • What are amino acids?

22
Lesson 14.1 A Healthy Diet
  • Answer
  • Amino acids are substances that make up proteins.
  • Your body manufactures some.
  • Others must be in foods you eat.

23
Lesson 14.1 A Healthy Diet
  • Question
  • What are three types of fats?

24
Lesson 14.1 A Healthy Diet
  • Answer
  • 1. Saturated fats
  • Eating high amounts increases the risk of heart
    disease.
  • High amounts of saturated fats are found in fast
    foods, donuts, and whole milk.

25
Lesson 14.1 A Healthy Diet
  • Answer (continued)
  • 2. Monounsaturated fats
  • 3. Polyunsaturated fats
  • These types of fats (in limited amounts) are
    protective against heart disease.
  • Some of the healthier fats are found in fish
    (e.g., sardines, salmon), olive oil, and
    vegetable oil.

26
Lesson 14.1 A Healthy Diet
  • Question
  • Why are fats important?

27
Lesson 14.1 A Healthy Diet
  • Answer
  • Fats are necessary for the growth and repair of
    cells.
  • Fats provide you with a source of energy for
    exercise.

28
Lesson 14.1 A Healthy Diet
  • Question
  • What are two types of cholesterol?

29
Lesson 14.1 A Healthy Diet
  • Answer
  • The two main types of cholesterol are
  • High-density lipoprotein (HDL) beneficial
  • Low-density lipoprotein (LDL) harmful in high
    amounts.
  • A similar term to cholesterol is lipoprotein (a
    lipoprotein is a substance of fat and protein).
  • Animal products contain cholesterol.

30
Lesson 14.1 A Healthy Diet
  • Question
  • What are minerals?

31
Lesson 14.1 A Healthy Diet
  • Answer
  • Minerals are nutrients that perform different
    functions in regulating cell activity.
  • Examples of minerals include calcium and iron.

32
Lesson 14.1 A Healthy Diet
  • Question
  • Why is calcium important?

33
Lesson 14.1 A Healthy Diet
  • Answer
  • Adequate intake of calcium (above 1,000 mg) is
    essential to healthy bone development.
  • Milk contains calcium, and some orange juices
    have calcium added (one glass of milk or orange
    juice with calcium has 600 mg of calcium).

34
Lesson 14.1 A Healthy Diet
  • Question
  • Why is iron important?

35
Lesson 14.1 A Healthy Diet
  • Answer
  • Iron helps in the proper formation and
    functioning of red blood cells.

36
Lesson 14.1 A Healthy Diet
  • Question
  • Why do you need vitamins?

37
Lesson 14.1 A Healthy Diet
  • Answer
  • The body uses vitamins for growth and repair.
  • It is important to eat foods that have high
    contents of vitamins.

38
Lesson 14.1 A Healthy Diet
  • Question
  • What are the water-soluble and fat-soluble
    vitamins?

39
Lesson 14.1 A Healthy Diet
  • Answer
  • Water soluble Vitamins B and C
  • These are found in fruits, breads, and cereals.
  • It is important to eat these foods every day.
  • Fat soluble Vitamins A, D, E, and K

40
Lesson 14.1 A Healthy Diet
  • Question
  • Why is water important?

41
Lesson 14.1 A Healthy Diet
  • Answer
  • Water carries other nutrients to cells, carries
    away wastes, and regulates body temperature.

42
Lesson 14.1 A Healthy Diet
  • Question
  • What are some dietary guidelines established by
    the Human Nutrition Information Service of the
    U.S. Department of Agriculture?

43
Lesson 14.1 A Healthy Diet
  • Answer
  • Dietary guidelines established by the USDA
  • Eat a variety of food
  • Maintain a healthy weight
  • Use sugar, salt, and sodium only in moderation

44
Lesson 14.1 A Healthy Diet
  • Question
  • What are the food groups in the Food Guide
    Pyramid?

45
Lesson 14.1 A Healthy Diet
Answer
46
Lesson 14.1 A Healthy Diet
  • Answer (continued)
  • The Food Guide Pyramid shows
  • bread, cereal, rice, pasta group 6-11 servings
  • vegetable group 3-5 servings
  • fruit group 2-3 servings
  • milk, yogurt, and cheese group 2-3 servings
  • meat, poultry, fish, dry beans, eggs, and nuts
    group 2-3 servings
  • fats, oils, and sweets use sparingly

47
Lesson 14.1 A Healthy Diet
  • Question
  • What foods in the Food Guide Pyramid should you
    eat sparingly?

48
Lesson 14.1 A Healthy Diet
  • Answer
  • Foods to eat sparingly
  • Desserts, snacks, cookies, cakes, soft drinks,
    jellies, butter, margarine, mayonnaise, and
    salad dressings
  • These foods have a lot of fats and sugars and
    contain a large number of calories.

49
Lesson 14.1 A Healthy Diet
  • Question
  • What are some nutritional goals of Healthy People
    2010?

50
Lesson 14.1 A Healthy Diet
  • Answer
  • Healthy People 2010 nutritional goals
  • Reduce dietary fat, especially saturated fat.
  • Increase the complex carbohydrates in the diet.
  • Increase the amount of calcium in the diet.
  • Decrease the amount of salt and sodium in the
    diet.
  • Reduce the incidence of iron deficiency.

51
Self-Assessment 14 Body Measurements
  • Question
  • What should you keep in mind when measuring body
    girths, and height and weight?

52
Self-Assessment 14 Body Measurements
  • Answer
  • Use a non-elastic tape to make the measures.
  • Pull the tape snugly against the skin but not so
    tight as to cause an indentation in the skin.
  • Be sure that the tape is horizontal when measures
    are made. If the tape sags, measurements will be
    larger than they should be.

53
Self-Assessment 14 Body Measurements
  • Question
  • How do you estimate body fat from girth?

54
Self-Assessment 14 Body Measurements
  • Answer
  • Males waist and weight
  • Using a tape measure, measure your waist at the
    level of your navel.
  • Weigh yourself without shoes.
  • Use the body measurement table in the textbook to
    estimate your percentage of body fat.

55
Self-Assessment 14 Body Measurements
  • Answer (continued)
  • Females hip and height
  • Measure your hips at the widest point. Measure to
    the nearest half inch.
  • Remove your shoes and measure your height to the
    nearest half inch.
  • Use the body measurement table to estimate your
    percentage of body fat.

56
Self-Assessment 14 Body Measurements
  • Question
  • Why is the waist-to-hip ratio important?

57
Self-Assessment 14 Body Measurements
  • Answer
  • People with more weight in the middle of their
    body have a higher risk of disease than people
    who have more weight in their lower body (legs
    and hips).
  • Pear body types (most females) have a low WHR.
  • Apple body types (most males) have a high WHR.

58
Self-Assessment 14 Body Measurements
  • Question
  • How do you calculate your waist-to-hip ratio?

59
Self-Assessment 14 Body Measurements
  • Answer
  • Measure your hips at the widest point.
  • Make sure that measurements are made while
    standing with your feet together. Record your
    measurement.
  • Measure your waist at the smallest circumference.
  • Calculate your waist-to-hip ratio using the
    formula on your record sheet.
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