Exam 8: Energy Balance and Body Weight Regulation

Approximately what percentage of adults in the United States are classified as obese?

All of the following statements about gastric bypass surgery are true except:

Central obesity is more common in men and is characterized by subcutaneous fat deposits in the hips and thighs.

What is the Harris-Benedict equation used to calculate?

Use the following case study to answer questions These questions require comprehension of various sections of the chapter to answer, but are placed together here to keep them together with the case study.Specifically, questions 95-97 test on "How are body weight and body composition assessed?"; 98-100 on "What determines energy expenditure?"; and 101-104 on "Does macronutrient distribution matter?" Case Study: Jim, a 21-year-old, medium-frame 6'2" senior weighing in at 205 lbs is a very active varsity wrestler majoring in psychology.He is participating in a "Hydration Study" that includes the collection of the following data: body composition analysis utilizing the Bod Pod, food/beverage intake via dietary assessment questionnaire, urine sample, and analysis of saliva.The following data have been provided to assist in answering the questions. Bod Pod Results: 59% body water 86.7% lean mass 13.3% fat mass Reference Values for Bod Pod: Risky (high body fat) = men: >30%; women: >40% Excess fat = men: 21%-30%; women: 31%-40% Moderately lean = men: 13%-20%; women: 23%-30% Lean = men: 9%-12%; women: 19%-22% Ultra lean = men: 5%-8%; women: 15%-18% Risky (low body fat) = men: <5%; women: <15% 24-Hour Recall: 3540 kcalories 177 grams protein 118 grams fat Males: EER = 662 - [9.53 x Age (y)] + PA x [(15.91 x weight in kg) + (539.6 x height in m)] PA Values: Sedentary = 1.0, Low Active = 1.11, Active = 1.25, Very Active = 1.48 -Given the information available, which owould besJim?

Stan participated in a scientific study in which he had measurements of oxygen and hydrogen taken. What did Stan experience?

What term is used to describe families that lack cohesiveness and have little parental involvement?

What does indirect calorimetry measure?

Basal metabolism is the energy expended to sustain all the following functions except:

Misuse oand diuretics is considered bingeing.

What are the three main components of total energy expenditure?

What regulates hunger and satiety? What can an individual do to increase his/her own sensations of each?

A BMI of 30 kg/m2 or greater is indicative of obesity.

Even though they are the same age and have the same height and weight, Matt has more lean mass than Rob. Which of the following is true in this case?

Erosion of tooth enamel and tooth decay are negative consequences of purging, from exposure of teeth to stomach acid.

Compared to the number of people who develop anorexia, how many are likely to develop bulimia?

An elevated body temperature temporarily increases your BMR.

Is a low-carbohydrate diet safe and effective for losing weight?

Bulimia nervosa is an eating disorder characterized by repeated cycles of bingeing and purging.

When might someone want or need to be in positive or negative energy balance?