C&P: Intravenous Crystalloids

Question 1

0.9% saline

Answer 1

Na: 154 mmol/L
Cl: 154 mmol/L
Osmolarity: 300 mmol/L
pH: 5
Glucose: 0 g/L

Question 2

5% dextrose

Answer 2

Na: 0 mmol/L
Cl: 0 mmol/L
Osmolarity: 280 mmol/L
pH: 4
Glucose: 50 g/L

Question 3

10% dextrose

Answer 3

Na: 0 mmol/L
Cl: 0 mmol/L
Osmolarity: 560 mmol/L
pH: 4
Glucose: 100 g/L

Question 4

4% dextrose, 0.18% saline

Answer 4

Na: 31 mmol/L
Cl: 31 mmol/L
Osmolarity: 255 mmol/L
pH: 4.5
Glucose: 40 g/L

Question 5

Hartmann’s

Answer 5

Na: 131 mmol/L
K: 5 mmol/L
Ca: 2 mmol/L
Cl: 110 mmol/L
HCO3: 29 mmol/L
Osmolarity: 278 mmol/L
pH: 6
Glucose: 0 g/L

(ie like blood)

Question 6

8.4% NaHCO3

Answer 6

Na: 1000 mmol/L
HCO3: 1000 mmol/L
Osmolarity: 2000 mmol/L
pH: 8