HNF 471-EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS VERIFIED LATEST UPDATE
What initial information do you need about a patient?
Sex, age, height, current weight, usual body weight
What do you need to calculate for the patient?
BMI, UBW, %UBW, IBW, %IBW, EEN, EPN, EFN
Equation for BMI
kg/m^2
How do you convert inches to meters?
Multiply inches by 0.0254
How to you convert weight in pounds to kilograms?
Divide by 2.2
How do you round BMI?
To nearest tenth place (ex: 29.79= 29.8)
Underweight BMI
<18.5
Normal BMI
18.5-24.9
Overweight BMI
25.0-29.9
Obese Class 1 BMI
30-34.9
, Obese Class 2 BMI
35-39.9
Obese Class 3 BMI
>40
Calculation for %UBW
(current/UBW) x100
IBW calculation for males
106 lbs for the first 5 feet, then an additional 6 lbs for every inch after
IBW calculation for females
100 lbs for the first 5 feet, then an additional 5 lbs for every inch after
%IBW calculation
(current/IBW) x 100
EEN for males with a BMI under 25
30-35 kcal/kg
EEN or females with a BMI under 25
25-30 kcal/kg
EEN for people with a BMI over 25
Use MSJ equation, then multiply by activity factor
Activity factor to use for MSJ equation
1.2-1.4
How do you round kcals?
To nearest 100 (ex: 1842=1800)
EPN for people with a BMI under 30
SOLUTIONS VERIFIED LATEST UPDATE
What initial information do you need about a patient?
Sex, age, height, current weight, usual body weight
What do you need to calculate for the patient?
BMI, UBW, %UBW, IBW, %IBW, EEN, EPN, EFN
Equation for BMI
kg/m^2
How do you convert inches to meters?
Multiply inches by 0.0254
How to you convert weight in pounds to kilograms?
Divide by 2.2
How do you round BMI?
To nearest tenth place (ex: 29.79= 29.8)
Underweight BMI
<18.5
Normal BMI
18.5-24.9
Overweight BMI
25.0-29.9
Obese Class 1 BMI
30-34.9
, Obese Class 2 BMI
35-39.9
Obese Class 3 BMI
>40
Calculation for %UBW
(current/UBW) x100
IBW calculation for males
106 lbs for the first 5 feet, then an additional 6 lbs for every inch after
IBW calculation for females
100 lbs for the first 5 feet, then an additional 5 lbs for every inch after
%IBW calculation
(current/IBW) x 100
EEN for males with a BMI under 25
30-35 kcal/kg
EEN or females with a BMI under 25
25-30 kcal/kg
EEN for people with a BMI over 25
Use MSJ equation, then multiply by activity factor
Activity factor to use for MSJ equation
1.2-1.4
How do you round kcals?
To nearest 100 (ex: 1842=1800)
EPN for people with a BMI under 30
