Cumulative Final - Nutrition (Walroth)

Question 1

Equation for male IBW

Answer 1

50 + 2.3 (ht > 60 inches)

Question 2

Equation for female IBW

Answer 2

45.5 + 2.3 (ht > 60 inches)

Question 3

Equation for NBW

Answer 3

IBW + 0.25 (ABW-IBW)

Question 4

How to calculate MIVF

Answer 4

30-40 ml/kg/day

Question 5

How to calculate protein requirement

Answer 5

1-1.5 g/kg/d (for medsurge pts)
1.5-2 g/kg/day (for trauma/ICU/intubated pts)

Question 6

How many kcal in 1 gram of protein

Answer 6

4 kcal

Question 7

How to calculate total kcal

Answer 7

25-30 kcal/kg/day

Question 8

How to calculate NPC

Answer 8

total kcal - kcal from protein

Question 9

What is the normal ratio for NPC

Answer 9

70% carbs: 30% fat

Question 10

What can cause the normal ratio of NPC to change

Answer 10

If pt has high BG or has diabetes, we may want to give a little more fat than carbs; if pt has a bacterial infection, we would not give fat

Question 11

What amount of calcium does a pt get

Answer 11

10 mEq/d

Question 12

What amount of magnesium does a pt get

Answer 12

8 mEq/d

Question 13

How to calculate amt of sodium pt gets

Answer 13

MIVF in L x (77 mEq/L)

Question 14

How to calculate amt of potassium a pt gets

Answer 14

0.5 mEq/kg/d

Question 15

How to calculate amt of phosphorous a pt gets

Answer 15

0.3 mMol/kg/day; then multiply by 1.4 mEq/mMol

Question 16

Positive ions in balancing ion equation

Answer 16

Sodium and Potassium

Question 17

Negative ions in balancing ion equation

Answer 17

Chloride, Acetate, and phosphate

Question 18

How much chloride does a pt get?

Answer 18

2/3 of total negative ions remaining

Question 19

How much acetate does a pt get?

Answer 19

1/3 of total negative ions remaining

Question 20

If a patient doesn’t have organ failure, what additives should be added to their IV bag?

Answer 20

10 ml MVI
1 ml MTE

Question 21

Which 2 lab values should ALWAYS be taken together?

Answer 21

CRP and pre-albumin

Question 22

How to calculate nitrogen balance

Answer 22

N2 = N in - N out

Question 23

How to calculate Nin

Answer 23

24-hour protein intake (g)/6.25 g of N2

Question 24

How to calculate Nout

Answer 24

24-hour UUN (g) + 4 g

Question 25

How to calculate total energy expenditure (TEE)

Answer 25

REE x 1.2 (this is the minimum amt of kcal a pt needs)

Question 26

Normal RQ range

Answer 26

0.85-0.95

Question 27

What do values outside of RQ range mean?

Answer 27

<0.85 (pt is underfed)
>0.95 (pt is overfed)