and CORRECT Answers
Which tumor marker is used for colorectal cancer? - CORRECT ANSWER - CEA
What is the half-life of IgG? Why is the duration of the half-life significant? - CORRECT
ANSWER - 18-23 days; it binds with neonatal Fc receptor
Which of the following is the most suitable specimen for the isolation of Bordetella pertussis? -
CORRECT ANSWER - Nasopharyngeal swab
Potassium, calcium, and total protein are ___________ in capillary specimens, where glucose is
typically _______________ than in venous blood. - CORRECT ANSWER - lower, higher
Which molecular method uses fluorescent probes to evaluate genes and/or DNA sequences on
chromosomes? - CORRECT ANSWER - FISH
Oliguria is usually correlated with - CORRECT ANSWER - Acute glomerulonephritis
Which test confirms the presence of Bence-Jones proteinuria? - CORRECT ANSWER -
Immunoelectrophoresis
What absorption technique removes cold (IgM) antibodies, particuarly anti-I specificities? -
CORRECT ANSWER - Rabbit erythrocyte stroma
All of the following are urinalysis findings associated with nephrotic syndrome except:
Oval fat bodies
Fatty and waxy casts
Renal tubular epithelial cells
, Mild proteinuria - CORRECT ANSWER - Mild proteinuria
Which modified PCR technique or other method of amplification is used to detect
Mycobacterium tuberculosis? - CORRECT ANSWER - transcription-mediated
amplification
Which of the following types od molecules is MOST LIKELY to be antigenic/immunogenic?
nucleic acids
carbohydrates
lipids
proteins - CORRECT ANSWER - proteins
What method is used to identify prior exposure to Mycobacterium tuberculosis? - CORRECT
ANSWER - interferon-gamma release assays
The MOST reliable method for determining the appropriate dosage of Rh immune globulin to
give to an identified Rh immune globulin candidate after delivery is - CORRECT
ANSWER - flow cytometry
Obstruction of a blood vessel caused by a stationary blood clot is called - CORRECT
ANSWER - thrombosis
Which two of the following biomarkers are not specific to cardiac muscle and may be elevated in
patients with injury to muscle other than cardiac muscle? - CORRECT ANSWER - CK-
MB and myoglobin
Jk(a-b-) red cells are __________ to lysis in 2 M urea - CORRECT ANSWER - resistant
Starch stains ______________________ with iodine - CORRECT ANSWER - blue black