A nurse describes a patient as morbidly obese because the patient has a weight of 387 lb and a height of 2 meters. What is the patient's body mass index (BMI)?
a. 58.4
b. 52.8
c. 43.9
d. 31.6
C
Body mass index is calculated by dividing the weight in kilograms by the height in meters squared. Anyone weighing more than 30 kg is considered obese; 387 lb ÷ 2.2 lb/kg = 176 kg; 176 kg ÷ 4 m = BMI of 43.9.
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