Multiple choice

The compound that is found in the stony deposit in kidneys, is:

  1. potassium oxalate.

  2. oxalic acid.

  3. potassium succinate.

  4. calcium oxalate.

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Calcium oxalate is the primary component of most kidney stones. It precipitates when calcium and oxalate ion concentrations exceed solubility product in urine. These crystals form hard, stony deposits that can obstruct urinary flow. The other compounds are not typical kidney stone constituents.