Question 1

Which of the following equations is used to calculate Body Mass Index (BMI) in metric units?

Accepted Answer

$$BMI = \frac{weight\ (kg)}{height\ (m)^2$}$$

Question 2

A patient is 1.70 m tall and weighs 85 kg. Calculate their BMI and determine their weight status category.

Accepted Answer

BMI = 29.4; Overweight

Question 3

Which of the following is considered a limitation of BMI as a health assessment tool?

Accepted Answer

BMI does not distinguish between lean body mass and fat mass.

Question 4

Which of the following is NOT a component of lean body mass?

Accepted Answer

Blood

Question 5

Which type of fat is most strongly associated with increased risk of chronic disease?

Accepted Answer

Visceral fat

Question 6

A 45-year-old woman has a BMI of 32. According to standard BMI categories, how would her weight status be classified?

Accepted Answer

Obese

Question 7

Which body composition assessment method is most appropriate for a research scientist wanting to assess the effect of a new medication on bone density and fat mass?

Accepted Answer

Dual energy X-ray absorptiometry

Question 8

Which of the following statements best describes a strength of using waist circumference as a health indicator?

Accepted Answer

Waist circumference is an inexpensive but accurate measure of body composition.

Question 9

Which method for measuring body composition works by sending a low-level electrical current through the body?

Accepted Answer

Bioelectrical impedance

Question 10

A nurse wants to quickly assess her patient’s risk for cardiovascular disease in a clinical setting. Which method should she use?

Accepted Answer

Waist circumference

Question 11

Which of the following best explains why subcutaneous fat is less associated with chronic disease risk than visceral fat?

Accepted Answer

Subcutaneous fat is stored under the skin and is less metabolically active.

Question 12

Which of the following is a disadvantage of using underwater weighing to assess body composition?

Accepted Answer

It requires specialized equipment and is not suitable for all individuals.

Question 13

A patient has a BMI of 18.0. According to BMI categories, how would you classify their weight status?

Accepted Answer

Underweight

Question 14

Which of the following scenarios best illustrates the limitation of BMI in assessing health risk?

Accepted Answer

A bodybuilder with high muscle mass is classified as obese by BMI.

Question 15

Which of the following methods is most accurate for measuring body composition but is expensive and requires specialized equipment?

Accepted Answer

Dual energy X-ray absorptiometry

Question 16

A dietitian wants to monitor changes in a patient’s body composition before and after a weight loss intervention. Which method would be most practical and cost-effective?

Accepted Answer

Skinfold test

Question 17

Which of the following is a correct interpretation of a BMI value of 27?

Accepted Answer

Overweight

Question 18

Which of the following statements about central obesity is correct?

Accepted Answer

It is associated with increased risk of chronic disease.

Question 19

Which of the following best describes the main advantage of the air displacement pod method for measuring body composition?

Accepted Answer

It is more accurate than underwater weighing and easier for the individual.

Question 20

A research scientist wants to measure the effect of a new diabetes medication on both fat and bone density. Which method should they use?

Accepted Answer

Dual energy X-ray absorptiometry

Assessing Weight-Related Health Risk: Body Mass Index and Body Composition

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