CLIN MICROSCOPY Flashcards
(60 cards)
- Quantitative urine exams are performed on
a. First morning specimens
b. Timed specimens
c. Suprapubic aspiration
d. Midstream specimens
b. Timed specimens
- The preservative of choice for urinary sediments are
a. Boric acid and thymol
b. Formalin and sodium fluoride
c. Toluene and freezing
d. Chloroform and freezing
a. Boric acid and thymol
- A person exhibiting oliguria would have a urine volume of
a. 200-600 ml
b. 600-1000 ml
c. 1000-1500 ml
d. Over 1500 ml
a. 200-600 ml
- Urine from patient with polyuria has high specific gravity. This is common in
a. Urinary tract infection
b. Diabetes mellitus
c. Diabetes insipidus
d. Uremia
b. Diabetes mellitus
- Patient taking diuretics can be expected to have
a. Proteinnuria
b. Polyuria
c. Pyuria
d. Oliguria
b. Polyuria
- The PAH test can be used as a measure of
a. Renal concentration
b. Renal secretion
c. Renal urine flow
d. Glomerular filtration
b. Renal secretion
- A fixed specific gravity of 1.010 and isothenuric urine osmolality of 285 osm/kg
indicate
a. Post streptococcal glomerulonephritis
b. Acute glomerulonephritis
c. Acute pyelonephritis
d. Renal failure
e. None of the above
d. Renal failure
- The detection of oligoclonal banding in the CSF using electrophoresis is
significant in
a. Multiple sclerosis
b. Multiple myeloma
c. Reye’s syndrome
d. Myasthenia gravis
a. Multiple sclerosis
- A prink precipitate that is found in acid urine and that redissolves on heating
idicates the presence of
a. Fat globules
b. Abundant rbc’s
c. Amorphous carbonates
d. Amorphous urates
d. Amorphous urates
- An amniotic fluid sample should be protected from light to prevent
a. Carotene reductioin
b. Bilirubin degradation
c. Premature floating
d. Meconium degredation
b. Bilirubin degradation
- The best indicator of fetal lung maturity done on amniotic fluid is
a. Presence of phosphatidyl glycerol
b. Creatine greater that 2mg/100ml
c. Lecithin/sphingomyeline(L/S) ratio of less than 2.0
d. LS ratio of greater than2 and presence of Phosphatidylglycerol
d. LS ratio of greater than2 and presence of Phosphatidylglycerol
- Transudate pleural fluid is present in patient with
a. Congestive heart failure
b. Tuberculosis
c. Empyema
d. Lung carcinoma
a. Congestive heart failure
- A specimen with strong ammonia odor and heavy white precipitate when it
arrives in the laboratory may require
a. Collection of fresh specimen
b. Centrifugation
c. Dilution for specific gravity
d. Testing under a hood
a. Collection of fresh specimen
- A cloudy amber urine with microscopic report as rare wbc and epithelial cell
indicates
a. A urinary tract infection
b. A dilute random specimen
c. Precipitated amorphous urates
d. Possible mix of specimen and sediments
d. Possible mix of specimen and sediments
- The yellow color of urine is
produced by
a. Bilirubin
b. Urobilinogen
c. Urochrome
d. hemoglobin
c. Urochrome
- Refractometer are calibrated using
a. Distilled water and protein
b. Distilled water and sodium chloride
c. Distilled water and urea
d. distilled water and blood
b. Distilled water and sodium chloride
- A urine that turns black after standing may contain
a. Melanin
b. Homogentisic acid
c. Methemoglobin
d. All of the above
d. All of the above
- The following will exhibit maltese cross formation under polarized light except
a. Pollen grain
b. Starch granules
c. Fatty cast
d. Oval fat bodies
a. Pollen grain
- Urine crystals that look like a “dumbbell” is
a. Triplephospate
b. Ammonium biurate
c. Calcium oxalate
d. Calcium carbonate
d. Calcium carbonate
- An increase in urinary wbc is called
a. Cystitis
b. Urethritis
c. Pyuria
d. pyelonephritis
c. Pyuria
- The matrix of urinary cast consist of
a. Filtered protein
b. Fatty deposits
c. Tamm-Horsefall protein
d. pyelonephritis
c. Tamm-Horsefall protein
- Gram stains performed on CSF specimens are important in
a. Diagnosis of tubercular meningitis
b. Diagnosis of bacterial meningitis
c. Detection of viral meningitis
d. Detection of bacterial and fungal meningitis
d. Detection of bacterial and fungal meningitis
- The specimen of choice for
bacterial culture is
a. First morning
b. 24 hours
c. Random
d. catheterized
d. catheterized
- The normal sperm count is
a. 140-200 million per microliter
b. 50-100 million per ml
c. 20-160 million per ml
d. 50-100 million per microliter
c. 20-160 million per ml