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chapter 11/lesson 1 - maintaining a healthy weight
Terms in this set (21)
the process by which the body breaks down substances and gets energy from food
what is metabolism?
a measure of body weight relative to height
what is a body mass index (BMI)?
it means you're heavier than the standard weight range for your height
what does it mean to be overweight?
it means you have an excess of body fat
what does it mean to be obese?
it means you are below the standard weight range for your height
what does it mean to be underweight?
the balance between the calories you take in and those you burn
define energy balance.
how many calories does it take ot equal one pound of body fat?
a gram of fat contains 9 calories and a gram of proteins or carbs is 4 calories.
what is the difference between the number of calories for one gram of fat vs. one gram of protein or carbohydrate?
age, gender, height, body frame, and stage & rate of growth
list factors which affect weight.
you would lose weight and may eventually become underweight
what would probably happen if you increased your activity level without eating more food?
the ratio of fat to lean tissue in your body
define body composition.
2. skin-fold testing
identify 2 ways to test your body composition to find out if you are within the appropriate range for weight.
weighing too much can increase your risk of health problems (i.e. heart disease, cancer, asthma, osteoarthritis, gallbladder disease, type 2 diabetes, cardiovascular disease, hypertension/high blood pressure)
list health problems associated with being overweight and obese.
BMI = weight in pounds/height in inches ÷ height • 703
what is the formula for BMI?
they may have trouble fighting off disease; they also may not be getting the nutrients and calories they need; some other problems they may have include low blood pressure, low body temperature, trouble concentrating, and weakness.
what health problems may underweight teens have?
1. target a healthy weight
2. set realistic goals
3. personalize your plan
4. put your goals and plans in writing
5. evaluate your progress
list some helpful strategies for teens to manage their weight.
choose nutrient-dense foods, watch portion sizes, eat fewer foods that are high in fats and added sugars, enjoy your favorite foods in moderation, be active, tone your muscles, and stay hydrated
what are some points to keep in mind when trying to lose weight?
you should want healthy muscle on your body, not body fat; you also burn more calories when you exercise
explain how exercise that builds muscle can help promote loss of body fat.
select foods from every food group; choose higher-calorie, nutrient rich foods; eat nutritious snacks; get regular physical activity
what are some healthful strategies for gaining weight?
it helps relieve stress, it promotes a normal appetite response, it increases self-esteem, and it helps you feel more energetic
along with weight management, what are some additional benefits of regular physical activity?
BMI = 26.5
he is overweight
Mike is 15 years old. he is 5 foot 9 inches tall, and he weighs 180 pounds. calculate his BMI and then explain whether or not his weight is in a healthy range, using the chart.
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