Which of the following intravenous solutions is most similar to the electrolyte content of the blood?
A) 0.22% sodium chloride (1/4NS)
B) Dextrose 5% in 0.45% sodium chloride (D5 1/2NS)
C) Dextrose 5% in water (D5W)
D) Lactated Ringer's (LR)

Question

Quizplus · Accepted Answer

Lactated Ringer's (LR) is the best choice as it closely resembles the electrolyte content of blood, containing sodium, chloride, potassium, calcium, and lactate ions, which helps to maintain acid-base balance. The other options are less similar to the electrolyte composition of blood.

Which of the Following Intravenous Solutions Is Most Similar to the Electrolyte