Question 1

Which of the following best describes the characteristics of a healthy weight?

Accepted Answer

A weight that supports optimal physical functioning, minimizes health risks, and is sustainable without extreme dieting.

Question 2

Which of the following is a limitation of using Body Mass Index (BMI) to assess healthy body weight?

Accepted Answer

BMI does not account for lean body mass versus fat mass.

Question 3

Given a person who weighs 80 kg and is 1.75 meters tall, calculate their BMI. Use the formula $$ BMI = \frac{weight\ (kg)}{$$height^2$$\ (m^2$)} .$$

Accepted Answer

$$ BMI = \frac{80}{(1.75)^2$} = 26.1 $$

Question 4

Which BMI value is considered 'overweight' according to standard classifications?

Accepted Answer

BMI of 27

Question 5

Which method of assessing body composition uses low-level electrical currents to estimate body fat percentage?

Accepted Answer

Bioelectrical impedance

Question 6

What is a major advantage of the DEXA scan for measuring body composition?

Accepted Answer

It provides detailed information on bone density, fat, and lean mass.

Question 7

Which of the following factors can alter how much body fat is considered ideal for an individual?

Accepted Answer

Age, sex, and physical activity level

Question 8

Which fat distribution pattern is associated with a higher risk of metabolic syndrome?

Accepted Answer

Android (apple-shaped) fat distribution

Question 9

A healthy waist-to-hip ratio for males is considered to be:

Accepted Answer

Less than 0.90

Question 10

Which of the following is NOT a component of metabolic syndrome?

Accepted Answer

Low basal metabolic rate (BMR)

Question 11

What is the primary health risk associated with metabolic syndrome?

Accepted Answer

Increased risk of cardiovascular disease and type 2 diabetes

Question 12

Which of the following best defines Basal Metabolic Rate (BMR)?

Accepted Answer

The energy required to maintain basic physiological functions at rest.

Question 13

A 35-year-old female has a waist circumference of 90 cm and a hip circumference of 100 cm. Calculate her waist-to-hip ratio. $$ Waist	ext{-}to	ext{-}Hip\ Ratio = \frac{Waist\ (cm)}{Hip\ (cm)} $$

Accepted Answer

$$ \frac{90}{100} = 0.90 $$

Question 14

Which of the following best describes the thermic effect of food?

Accepted Answer

The energy expended to digest, absorb, and metabolize nutrients.

Question 15

Which method of body composition assessment is most likely to be affected by a person's hydration status?

Accepted Answer

Bioelectrical impedance

Question 16

Which of the following is a disadvantage of using near infrared interactance to assess body composition?

Accepted Answer

It is less accurate than DEXA and can be affected by skin color and hydration.

Question 17

Which of the following scenarios best illustrates the concept of estimated energy requirement (EER)?

Accepted Answer

A dietitian calculates the daily caloric needs for a sedentary 50-year-old male based on age, weight, height, and activity level.

Question 18

Which of the following is NOT a direct method for measuring body composition?

Accepted Answer

Waist-to-hip ratio

Question 19

A patient with a BMI of 32, high blood pressure, elevated fasting glucose, and a waist circumference above recommended levels is most likely at risk for:

Accepted Answer

Metabolic syndrome

Question 20

Which of the following statements about lean body mass is correct?

Accepted Answer

Lean body mass includes all body components except fat.

Study Guide: Healthy Weight – Step-by-Step Guidance

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