Chapter 7 Flashcards
(26 cards)
Name the top 4 reasons why people are getting so fat.
More calories
Bigger portions
Fast food
Physical inactivity
What is BMI (body mass index) based on?
body fat; the ratio of weight to height squared.
Healthy: 18.5 to 24.9
Overweight: BMI > 25.0-29.9
Obesity: BMI >30.0-39.9
What is a healthy BMI?
18.5 to 24.9
What BMI numbers are considered overweight?
BMI > 25.0-29.9
What BMI numbers are considered obese?
BMI >30.0-39.9
What are the major diseases associated with obesity?
Type 2 Diabetes, heart disease and stroke, and cancer
How can you lower your risk for Type II diabetes?
Lose weight and increase physical activity
What is the energy imbalance equation?
Calories in = Calories out: Maintain body weight
Calories in > Calories out: Gain weight
Calories in < Calories out: Lose weight
Define hunger.
The physiological drive to consume food.
Define appetite.
A psychological desire for food
Define satiety.
Feeling of fullness after eating.
What does the hormone leptin do? Ghrelin?
Leptin: Fullness
Ghrelin: Hunger
In order to maintain weight loss, what should a person do?
Personal Responsibility
Exercise
Monitoring
Vigilance
Eat Breakfast
What is gastric bypass surgery?
Egg size pouch is created and food is rerouted around part of the upper intestine
What is banding/lapband?
band is placed around the stomach – it can be tightened or loosened
What is meant by extreme dieting?
Going beyond the normal of cutting calories, exercising, preoccupation with food and weight.
What is meant by compulsive overeating?
Cannot stop putting food in your mouth, eat fast, and eat a lot.
What is meant by binge eating?
Rapid consumption of an abnormally large amount of food in a short period of time.
What is anorexia nervosa?
A psychological disorder in which refusal to eat and/or an extreme loss of appetite
How do anorexics see themselves?
See themselves as fat even when they are not.
What are some characteristics of anorexia nervosa?
<85% of normal body weight
Intense fear of gaining weight or getting fat
Distorted body image
Loss of 3 menstrual cycles in a row
What are the medical complications from having anorexia nervosa?
Increased sensitivity to cold
Growth of fine like baby hair over body
Osteoporosis
Sudden death
What is bulimia nervosa?
Episodic binge eating, often followed by forced vomiting or laxative abuse
What are the warning signs of bulimia nervosa?
Repeated binge eating
Lack of control over eating
2 binges a week for at least 3 months
Preoccupation of body shape and weight
