Which of the Following Statements Is True

Multiple Choice

Which of the following statements is true?

A) Detection of renal casts, uric acid crystals, and epithelial cells are among the tests found on a reagent strip.
B) All casts and crystals indicate a disease state.
C) Crystal formation is affected by the temperature and pH of the urine.
D) When a urine reagent strip tests positive for blood, RBCs will always be seen under the microscope.