Q: A person consumes 500 kcal more per day than they expend. Using the energy balance equation, how much weight (in pounds) would you expect them to gain in 4 weeks? (Assume 1 pound of fat = 3,500 kcal)

$$\frac{500 \ \text{kcal/day} \times 28 \ \text{days}}{3,500 \ \text{kcal/pound}} = 4 \ \text{pounds}$$

Question 1

Which of the following best explains why Body Mass Index (BMI) is a limited tool for assessing an individual's health risk?

Accepted Answer

BMI does not account for the proportion of fat mass versus lean mass.

Question 2

A 35-year-old male has a waist circumference of 43 inches (109 cm) and a BMI of 27.5. Based on the study materials, which statement best describes his health risk?

Accepted Answer

He is at increased risk for chronic diseases due to excess visceral fat.

Question 3

Which hormone is primarily responsible for increasing hunger and is released by the stomach?

Accepted Answer

Ghrelin

Question 4

A person consumes 500 kcal more per day than they expend. Using the energy balance equation, how much weight (in pounds) would you expect them to gain in 4 weeks? (Assume 1 pound of fat = 3,500 kcal)

Accepted Answer

$$\frac{500 \ 	ext{kcal/day} 	imes 28 \ 	ext{days}}{3,500 \ 	ext{kcal/pound}} = 4 \ 	ext{pounds}$$

Question 5

Which of the following is most strongly associated with increased risk of metabolic syndrome and chronic disease?

Accepted Answer

Visceral fat accumulation

Question 6

Which scenario best illustrates the concept of energy balance?

Accepted Answer

A person consumes and expends equal amounts of energy, resulting in stable body weight.

Question 7

Which of the following is NOT a limitation of using BMI as a health assessment tool?

Accepted Answer

BMI directly measures percent body fat.

Question 8

A female athlete presents with low energy availability, irregular menstrual cycles, and decreased bone density. This combination of symptoms is best described as:

Accepted Answer

Female Athlete Triad

Question 9

Which of the following strategies is LEAST likely to support long-term, sustainable weight management?

Accepted Answer

Following a highly restrictive diet with rapid weight loss goals

Question 10

Which of the following best describes the difference between hunger and appetite?

Accepted Answer

Hunger is a physiological need to eat, while appetite is a psychological desire to eat.

Question 11

Which of the following is the largest component of total energy expenditure in most individuals?

Accepted Answer

Basal Metabolic Rate (BMR)

Question 12

A patient with a BMI of 41 and type 2 diabetes is considering weight loss surgery. According to the study materials, which of the following is TRUE?

Accepted Answer

Surgery may be considered, but long-term success depends on behavior change.

Question 13

Which of the following best describes the set-point theory of body weight regulation?

Accepted Answer

The body tends to maintain a certain weight range through internal regulatory mechanisms.

Question 14

Which of the following is a key difference between disordered eating and an eating disorder?

Accepted Answer

Eating disorders meet clinical diagnostic criteria, while disordered eating does not.

Question 15

A person is following a weight loss plan that creates a moderate energy deficit. According to the study materials, which fuel source is used first by the body?

Accepted Answer

Glycogen stores

Question 16

Which of the following is a recommended strategy for healthy weight gain?

Accepted Answer

Increase energy-dense foods and engage in resistance training.

Question 17

Which of the following best describes intuitive eating?

Accepted Answer

Eating with awareness, respecting body cues, and rejecting diet mentality.

Question 18

Which of the following is a physiological effect of too little body fat?

Accepted Answer

Impaired immune function

Question 19

Which of the following best explains why large portion sizes in the food environment contribute to obesity?

Accepted Answer

They encourage greater energy intake, often beyond physiological needs.

Question 20

A 28-year-old woman has a percent body fat of 30%. According to the study materials, how would her body fat be classified?

Accepted Answer

Within the healthy range for females

Energy Balance and Healthy Body Weight: Study Notes

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