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WorksheetsObesity and Weight Management Study Guide
Total questions: 66
Worksheet time: 33mins
What percentage of American adults are overweight and what percentage are obese?
About 72% are overweight, and 42% are obese.
About 50% are overweight, and 25% are obese.
About 60% are overweight, and 30% are obese.
About 80% are overweight, and 55% are obese.
What is the percentage of youth obesity for ages 2–11 and ages 12–19?
Ages 2–11: 13–20%, and ages 12–19: 21%.
Ages 2–11: 5–10%, and ages 12–19: 12%.
Ages 2–11: 25–30%, and ages 12–19: 35%.
Ages 2–11: 8–15%, and ages 12–19: 18%.
Which is a better measure of obesity than BMI or weight tables?
Percentage of body fat.
Waist circumference.
Height-to-weight ratio.
Body temperature.
What is a better risk categorization method than BMI alone?
Combination of BMI and waist-to-hip ratio.
Height measurement only.
Blood pressure monitoring only.
Daily calorie intake tracking only.
Which disease is strongly linked to obesity?
Type 2 diabetes.
Chickenpox.
Asthma.
Tuberculosis.
Obesity increases the risk for which health problems?
Cancer, gall bladder disease, respiratory problems, joint disease, skin problems, impaired immune function, sleep disorders.
Improved vision, increased muscle mass, enhanced memory, faster metabolism.
Lower risk of chronic diseases, improved cardiovascular health, increased bone density.
Decreased risk of infections, improved lung capacity, enhanced athletic performance.
What are the benefits of modest (5–10%) weight loss?
Improves cholesterol, triglycerides, glucose levels, and blood pressure.
Increases risk of heart disease.
Leads to significant muscle loss only.
Causes severe vitamin deficiencies.
What is the genetic contribution to body fat?
25–40%.
5–10%.
50–70%.
80–95%.
How many genes are linked to obesity?
More than 90 genes.
Only 5 genes.
Exactly 20 genes.
Less than 10 genes.
Gene influences include which factors?
Body size, fat distribution, metabolic rate, lipid metabolism.
Hair color, eye color, shoe size, favorite food.
Height, intelligence, music taste, handwriting style.
Blood type, language spoken, clothing style, birth order.
What does the set point theory state about body weight?
Body has a natural weight range that can change through long-term lifestyle modification.
Body weight is solely determined by genetics and cannot be changed.
Body weight fluctuates randomly with no regulation.
Body weight is only influenced by daily calorie intake.
What is the risk of obesity if both parents are obese?
80%.
20%.
50%.
35%.
What is the risk of obesity if one parent is obese?
50%.
10%.
75%.
25%.
What are the key physiological factors regulating body fat/weight?
Metabolism and hormones.
Skin color and eye color.
Height and shoe size.
Blood type and hair length.
What is metabolism?
The process by which food energy and nutrients are made available to and used by the body.
The process of breathing in oxygen and exhaling carbon dioxide.
The breakdown of DNA in the cell nucleus.
The movement of muscles during exercise.
What are the three parts of daily energy expenditure?
Resting Metabolic Rate (RMR), digestive process, physical activity.
Carbohydrate intake, protein synthesis, fat storage.
Vitamin absorption, mineral excretion, water retention.
Sleep duration, sunlight exposure, hydration level.
What is the RMR contribution to daily energy expenditure?
65–70% of daily energy expenditure.
10–15% of daily energy expenditure.
30–35% of daily energy expenditure.
80–85% of daily energy expenditure.
What is the contribution of the digestive process to overall metabolism?
10%
2%
25%
50%
What is the contribution of physical activity to overall metabolism?
20–30%
5–10%
40–50%
60–70%
What is the main determinant of fat storage?
Number of fat cells.
Amount of water intake.
Level of physical activity.
Type of vitamins consumed.
Which factors influence fat cells?
Genetics and overeating, especially in childhood.
Sunlight exposure and hydration.
Daily exercise and vitamin supplements.
Listening to music and reading books.
Does losing fat reduce fat cell number? (Fill in the blank)
No, only the size decreases.
Yes, the number decreases significantly.
Yes, fat cells are completely eliminated.
No, both size and number increase.
What is the effect of lack of sleep on BMI and abdominal obesity?
Increases BMI and abdominal obesity.
Decreases BMI and abdominal obesity.
Has no effect on BMI and abdominal obesity.
Only affects BMI, not abdominal obesity.
What is the role of hormones in body fat accumulation?
Regulate body fat accumulation, especially in women.
Increase muscle mass only.
Have no effect on body composition.
Only affect men, not women.
Which life stages affect fat distribution?
Pregnancy, puberty, menopause.
Infancy, childhood, adolescence.
Adulthood, old age, infancy.
Childhood, adulthood, old age.
High levels of insulin from processed carbs/sugar increase fat storage.
True
False
What does leptin do?
Signals brain to regulate appetite/metabolism.
Increases blood sugar levels.
Promotes muscle contraction.
Stimulates bone growth.
What is the effect of hypothyroidism on metabolism and weight?
Low thyroid function slows metabolism and causes weight gain.
Low thyroid function speeds up metabolism and causes weight loss.
Low thyroid function has no effect on metabolism or weight.
Low thyroid function causes rapid weight loss and increased energy.
Which of the following hormones promotes fat storage?
Insulin
Leptin
Thyroid hormones
Which hormone regulates appetite and metabolism?
Insulin
Leptin
Thyroid hormones
Low levels of which hormone slow metabolism?
Insulin
Leptin
Thyroid hormones
Name one main lifestyle change causing weight gain.
Greater access to calorie-dense foods.
Increased daily water intake.
More frequent outdoor exercise.
Reduced screen time.
How many calories are typically underestimated in 24 hours? (Fill in the blank)
~600 calories.
~200 calories.
~1000 calories.
~150 calories.
What is the trend in physical activity across all age groups?
Decline across all age groups.
Increase across all age groups.
No change across all age groups.
Fluctuates randomly across all age groups.
What is the average screen time (TV/movies) per day?
~170 minutes per day.
~60 minutes per day.
~300 minutes per day.
~400 minutes per day.
What percentage of adults meet 30 minutes of daily activity? (Fill in the blank)
Less than 5%.
About 25%.
Around 50%.
Nearly 75%.
How does stress affect eating?
Increases emotional eating and calorie intake.
Decreases appetite and causes weight loss in all cases.
Has no effect on eating habits.
Always leads to healthier food choices.
What happens to obesity rates as income rises, especially for women and children?
Obesity increases
Obesity decreases
Obesity stays the same
No effect
Which of the following are factors influencing the impact of socio-economic status (SES) on obesity?
Access to resources
Information
Education
All of the above
Food marketing and public policy shape ________ and access.
food choices
weather patterns
transportation routes
energy consumption
Cultural and social factors affect food perception, family traditions, and ________.
individual choices
weather patterns
nutrient content
cooking utensils
Which of the following is NOT a common weight loss method?
Supplements
Smoking
Special diets
Surgery
Programs
Weight loss programs can be classified as ________ and non-commercial.
commercial
nutritional
medical
surgical
Why is psychological help important in weight loss?
It addresses emotional eating and motivation.
It increases muscle mass directly.
It speeds up metabolism instantly.
It replaces the need for physical activity.
What is the major cause of overweight/obesity?
Fast weight gain
Slow weight gain over time
Lack of exercise
Genetics
What is the primary treatment for obesity?
Lifelong healthy lifestyle changes.
Short-term medication only.
Surgery for all patients.
Skipping meals regularly.
Which of the following is NOT one of the three key changes to prevent/reduce obesity?
Improve diet
Increase physical activity
Manage thoughts and emotions
Take supplements
Energy density refers to calories per ________ or gram of food.
ounce
liter
cup
teaspoon
Fruits and vegetables are ________ in energy density.
low
high
moderate
extreme
A low-calorie diet typically consists of how many calories per day?
500-800
1,200-1,500
1,800-3,000
2,500-3,500
The average adult diet is ________-________ calories per day.
1,800-3,000
1,000-1,500
3,500-4,500
4,000-5,000
A negative energy balance for weight loss requires a deficit of ________-________ kcal/day (lose ½–2 lbs per week).
250-1,000
100-300
1,500-2,000
50-200
Initial rapid weight loss is mostly due to:
Fat loss
Water loss
Muscle loss
Bone loss
What is harder than losing weight?
Maintaining it.
Gaining weight.
Eating healthy snacks.
Exercising daily.
Types of exercise in a regular program include cardiorespiratory, resistance, and ________.
stretching
painting
cooking
reading
Cardiorespiratory exercise burns calories during and after exercise.
True
False
Exercise and RMR: ______ increases resting metabolic rate.
Exercise
Sleep
Fasting
Dehydration
Resistance training: Builds muscle and raises ______.
metabolism
temperature
hydration
flexibility
Importance of activity: Helps maintain ______ weight loss.
long-term
temporary
rapid
minimal
Which of the following are examples of noncommercial weight-loss programs?
Take Off Pounds Sensibly (TOPS)
Overeaters Anonymous (OA)
Both A and B
None of the above
Noncommercial program benefits include:
Group support and encouragement
Expensive fees
Individual counseling only
None of the above
Commercial programs provide group support, nutrition guidance, and ______ strategies.
behavioral
financial
mechanical
pharmaceutical
Clinical programs are held in hospitals for severely obese individuals and are often covered by ______.
insurance
charity
taxes
donations
Borderline disordered eating means:
No symptoms of eating disorders
Some symptoms of eating disorders but not full criteria
Full criteria for eating disorders
None of the above
Treatment for eating disorders must address ______ eating behaviors.
problematic
healthy
routine
occasional
Eating disorders are defined as serious disturbances in ______ behavior.
eating
sleeping
exercise
social
