Chapter 8 quiz
Which of the following should be included in the nutrition assessment of a patient with obesity?
- Weight history including causes for weight gain, attempts at weight loss, and family history - Current dietary intake pattern including use of dietary supplements
Eligibility for medications and surgery in the treatment of obesity is based on which criterion?
BMI
Exercise is the single most effective strategy for losing weight.
False
In order to support long term weight maintenance after weight loss, experts recommend:
- Participation in at least 200-300 minutes of physical activity per week - reduced calorie diet - food logs, weight checks
What percentage of body fat is considered essential for men and women?
2-3% for men and 5-12% for women
The etiology of obesity is complex. Studies examining the influence of BMI in sets of twins reveal that genetics influence obesity by up to:
61-80%
There is much debate about the effect of breastfeeding on obesity in childhood. The most current research suggests that:
Breastfeeding may have a protective effect on obesity through childhood
Most cases of obesity are caused by monogenic, or single gene, abnormalities resulting in weight gain over time.
False
Which of the following approaches is the most evidence-based approach to weight loss?
Consuming a low-calorie diet by reducing intake by 500-1000 calories per day
Based on current U.S. trends, which population is most at risk for developing obesity?
Middle aged African American women living in the southern United States
Which best describes the mechanism by which gastric banding surgery facilitates weight loss?
Physically restricts food intake
Which of the following is an environmental contributor to obesity in the United States?
The availability of food and number of restaurant options to choose from
Which statement best describes a comprehensive lifestyle program for the treatment of obesity?
c. A six-month program involving regular visits with a registered dietitian and medical doctor and adherence to a low-calorie diet plan and increased exercise plan
An increased incidence of which of the following diseases is associated with obesity?
hypertension
Adipocytes are connective tissue cells that can synthesize and store fat. Which of the following ways can adipocytes grow?
hypertrophy+ hyperplasia
Multiple systems within the body fight to keep it at weight equilibrium; when energy intake is increased in the short term, the body will compensate by increasing energy burn.
True
After weight loss by diet and exercise, physiologic mechanisms that may predispose a patient to weight regain include which of the below?
increased ghrelin, decreased leptin
An obese patient has been diagnosed with prediabetes, which is presumed to be due to his body weight. On average, how much weight loss could lead to improvements in glycemic control?
loss of 3-5% of current weight
Individuals with obesity have a higher percent of body fat compared to a normal weight individual.
true
Successful weight management requires a long term commitment to healthy lifestyle behaviors including sustainable eating patterns and daily physical activity.
true
Bariatric surgery is the least effective treatment for obesity compared to FDA approved medication use and diet and exercise.
False
Which equation has been shown to be the most accurate in predicting energy needs in obesity?
MSJ