Which cation and two anions are present in the highest quantities in the extracellular fluid?
A)sodium,chloride,bicarbonate
B)calcium,phosphate,sulphate
C)potassium,chloride,sulphate
D)sodium,phosphate,protein anions
E)potassium,bicarbonate,protein anions

Question

Quizplus · Accepted Answer

Sodium and chloride are the most abundant cation and anion respectively in the extracellular fluid. Bicarbonate is also present in significant amounts in the extracellular fluid, making A the best choice as it includes all three of these ions. Calcium and phosphate are more abundant in the bones, and potassium is the most abundant intracellular cation. Sulphate and protein anions are present in lower quantities in the extracellular fluid.

Which Cation and Two Anions Are Present in the Highest