Why should urine samples be examined within 1 hour of voiding?

Bacterial contamination will cause alkalinization of the urine

Evaluate each statement. (a) is incorrect because these cells dont agglutinate. (b) is partially correct, but urobilinogen decreases in light. (c) is true, bacterial overgrowth does lead to an alkaline urine. (d) is false, ketones are produced by fat metabolism in the patient