Question 1

Which of the following is considered the most significant modifiable determinant of health that contributes to weight gain?

Accepted Answer

Individual behavior

Question 2

A student spends most evenings watching TV and snacking on chips and soda. Which two individual behaviors are most likely contributing to their weight gain?

Accepted Answer

Physical inactivity and excessive eating

Question 3

Which of the following best describes the relationship between the environment and obesity rates?

Accepted Answer

Obesogenic environments encourage excess calorie intake and discourage physical activity.

Question 4

A person with a low basal metabolic rate (BMR) is most likely to:

Accepted Answer

Burn fewer calories at rest, increasing risk of weight gain.

Question 5

Which of the following scenarios best illustrates the impact of social and environmental factors on weight gain?

Accepted Answer

A city with limited access to parks and an abundance of fast food outlets.

Question 6

Which hormone is most directly associated with regulating appetite and fat storage?

Accepted Answer

Leptin

Question 7

If a person consumes 500 extra kilocalories per day for a week, approximately how much weight (in pounds) would they gain, assuming $$ 1 	ext{ pound} = 3500 	ext{ kcal} $$ and no change in physical activity?

Accepted Answer

$$ 2 	ext{ pounds} $$

Question 8

Which of the following is NOT a direct effect of the COVID-19 pandemic on weight-related behaviors?

Accepted Answer

Increased agricultural subsidies for healthy foods.

Question 9

A person has a specific variant of the FTO gene. How might this affect their weight?

Accepted Answer

They may have a higher risk of weight gain due to increased appetite.

Question 10

Which of the following best explains why weight cycling (yo-yo dieting) occurs?

Accepted Answer

Body's response to dieting by slowing down metabolism and storing energy.

Question 11

Which of the following is a plausible but incorrect statement about the role of fat cells in weight gain?

Accepted Answer

Fat cell number can decrease significantly with weight loss.

Question 12

Which of the following is an example of a government policy that could contribute to an obesogenic environment?

Accepted Answer

Subsidizing the production of high-calorie, low-nutrient foods.

Question 13

A person has low levels of leptin in their blood. What is the most likely effect?

Accepted Answer

Increased appetite and potential weight gain.

Question 14

Which of the following is NOT a modifiable risk factor for weight gain?

Accepted Answer

Genetic predisposition

Question 15

Which of the following best describes adaptive thermogenesis?

Accepted Answer

A decrease in energy expenditure when calorie intake is reduced.

Question 16

A person lives in a neighborhood with few sidewalks, many fast food restaurants, and limited access to grocery stores with fresh produce. Which factors are most likely influencing their weight?

Accepted Answer

Social and environmental factors

Question 17

Which of the following statements about the relationship between genes and weight is correct?

Accepted Answer

Genes can influence how the body stores fat and regulates appetite.

Question 18

Which of the following is an example of how screen time can contribute to weight gain?

Accepted Answer

Increased sedentary behavior and exposure to food advertising.

Question 19

Which of the following best explains why individuals with the same caloric intake may have different weight outcomes?

Accepted Answer

Differences in BMR, genetics, and physical activity levels.

Question 20

A person is trying to lose weight by reducing calorie intake but is not increasing physical activity. According to the study materials, what is a likely outcome?

Accepted Answer

Their metabolism may slow down, making weight loss more difficult.

Factors Affecting Weight: Biological, Behavioral, and Environmental Influences

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