Urinalysis Exam 1 (Ch 2-5) Review Exam With 100% Correct Answers..

Blood pressure within the glomerulus varies directly with systemic blood pressure. A) True B) False {Ans: B) False}The presence of a white precipitate in freshly voided urine can be caused by: A) amorphous urates in alkaline urine B) amorphous urates in acid urine C) amorphous phosphates in alkaline urine D) amorphous phosphates in acid urine {Ans: C) amorphous phosphates in alkaline urine}Reagent strip reactions for blood are based on the: A) Peroxidase activity of hemoglobin B) Oxidation of hemoglobin peroxidase C) Reaction of hemoglobin with bromothymol blue D) Reduction of a chromogen by hemoglobin {Ans: A) Peroxidase activity of hemoglobin}Total acidity of a urine specimen is a combination of: A) Titratable acidity and pH B) Titratable acidity and ammonium ion C) pH and total acidity D) Total acidity and ammonium ion {Ans: B) Titratable acidity and ammonium ion}To enhance the excretion of hydrogen ions, ammonia is produced by the cells of the: A) proximal convoluted tubule B) loop of Henle C) distal convoluted tubule D) collecting duct {Ans: C) distal convoluted tubule}A urine specimen containing a large amount of precipitated amorphous material may have been preserved using: A) refrigeration B) phenol C) formalin D) toluene