AAB-MT-Chemistry-Therapeutic Drug Monitoring exam 2023 with 100% correct answers

patient compliance is not always reliable Which statement is true for the oral route of drug administration? Inability to simultaneously assay multiple drugs in one specimen Which of the following is a major disadvantage of drug detection by immunoassay? gas chomatography-mass spectrophotometry What is the method of choice for confirming drugs detected by screening methods? Marijuana THC is a metabolite of which drug? bacterial meningitis Which condition is associated with a decreased CSF glucose level? diabetes Which condition is not associated with an elevated CSF total protein? multiple sclerosis An increased CSF index is characteristically seen in which condition? false positive glucose when a urine specimen is allowed to stand at room temperature, which one of the following does not occur? It contains the most formed elements. Why is the first morning specimen of urine preferred? protein Which of these plasma substances is NOT normally filtered through the glomerulus in significant amounts? erythrocytes a smoky red-brown urine should be suspected of containing which of the following? homogentisic acid A urine that turns brown-black upon standing may contain which substance? White blood cells Which of the following causes cloudiness in a freshly voided urine? specific gravity What is a refractometer used to measure? Hydroelectric focusing All of the following system may be used to determine the specific gravity of urine EXCEPT which one? refractometer harmonic oscillation reagent test strip Proteinuria What is the best single indicator of renal disease? The color change on the dipstick is due to the pH change. All of the following apply to the dipstick test of urine protein, based on the protein error of indicators, EXCEPT which one? Bence-Jones protein interferes with measurement of albumin. Which of the following does not apply to urine protein estimation by the dipstick method? Any reducing substance can give a false positive reaction with the copper reduction method for glucose. Which of the following is true of the detection of urinary glucose?