URINALYSIS AND BODY FLUIDS CERTIFICATION QUESTIONS

An abdominal fluid is submitted from surgery. The physician wants to determine if this fluid could be urine. The technologist should: A. perform a culture B. smell the fluid C. test for urea, creatinine, sodium and chloride D. test for protein, glucose and pH - Answer-C The clarity of a urine sample should be determined: A. using glass tubes only, never plastic B. following thorough mixing of the specimen C. after addition of sulfosalicylic acid D. after the specimen cools to room temperature - Answer-B A sperm count is diluted 1:20 and 50 sperm are counted in two large squares of the Neubauer counting chamber. The sperm count in mLs is: A. 5000 B. 50,000 C. 500,000 D. 5,000,000 - Answer-D A physician attempts to aspirate a knee joint and obtains 0.1 mL of slightly bloody fluid. Addition of acetic acid results in turbidity and a clot. This indicates that: A. the fluid is synovial fluid B. plasma was obtained C. red blood cells caused a false positive reaction D. the specimen is not adequate - Answer-A A clean-catch urine sample is submitted to the laboratory for routine urinalysis and culture. The routine urinalysis is done first, and the specimen is then sent to microbiology for culture. The specimen should: A. be centrifuged and the supernatant cultured B. be rejected due to possible contamination from routine urinalysis C. not be cultured if no bacteria are seen D. be immediately processed for culture regardless of urinalysis results - Answer-B A reagent strip area impregnated with stabilized, diazotized 2,4-dichloroaniline will yield a positive reaction with: A. bilirubin B. hemog