POST TEST 2 Flashcards
A patient presenting with polyuria, nocturia, polydipsia, and a high urine specific gravity is exhibiting symptoms of what disorder?
a. Diabetes insipidus
b. Diabetes mellitus
c. Urinary tract infection
d. Uremia
Diabetes mellitus
A urine specimen for routine urinalysis would be
rejected by the laboratory because:
a. The specimen had been refrigerated
b. More than 50 mL was in the container
c. The specimen and its requisition did not match
d. The label was placed on the side of the container
The specimen and its requisition did not match
Water reabsorption occurs throughout the nephron except in the
a. Cortical collecting tubules
b. Proximal convoluted tubules
c. Ascending limb of the loops of Henle
d. Descending limb of the loops of Henle
Ascending limb of the loops of Henle
It is a proteolytic enzyme produced by the kidney that reacts with angiotensinogen to produce angiotensin to increase blood pressure.
a. Aldosterone
b. Renin
c. Erythropoeitin
d. ADH
Renin
Which of the following diseases is associated with the disruption of electrical charges that produce the tightly fitting podocyte barrier resulting in massive loss of proteins and lipids?
a. Pyelonephritis
b. Nephrotic syndrome
c. Glomerulonephritis
d. Acute interstitial nephritis
Nephrotic syndrome
What are glitter cells?
a. White blood cells in hypotonic urine
b. White blood cells in hypertonic urine
c. Red blood cells in hypotonic urine
d. Red blood cells in hypertonic urine
White blood cells in hypotonic urine
Which of the following urinary parameters are measured during the course of concentration and dilution test to assess renal tubular function?
a. Urea, nitrogen and creatinine
b. Sodium and chloride
c. Osmolality and specific gravity
d. Sodium and osmolality
Osmolality and specific gravity
Which of the following cells is most likely to be seen in the urine sediment following a catheterization procedure?
a. Squamous
b. Renal tubular
c. Urothelial
d. Transitional
Urothelial
A reagent test strip impregnated with diisopropylbenzene dehydroperoxide tetramethylbenzidine may be used to detect which of the following analyte?
a. Bilirubin
b. Nitrite
c. Blood
d. Urobilinogen
Blood
A CSF was collected from a 5 – year old with fever and 3 tubes were transported to the laboratory. Tube 1 had 50, 000 RBC/mL and 48 WBC/mL. Tube 3 had 10 RBC/mL and 0 WBC/mL. What is the most likely explanation for this discrepancy?
a. Insufficient quantity of sample
b. Incorrect processing of sample
c. Subarachnoid hemorrhage
d. Traumatic tap
Traumatic tap
Liquefaction of a semen specimen should take place within:
a. 1 hour
b. 3 hours
c. 2 hours
d. 4 hours
1 hour
Crystals associated with severe liver disease include all of the following except:
a. Bilirubin
b. Leucine
c. Cystine
d. Tyrosine
Cystine
The largest cells in the urine sediment are:
a. Squamous epithelial cells
b. Cuboidal epithelial cells
c. Urothelial epithelial cells
d. Columnar epithelial cells
Squamous epithelial cells
The finding of yeast cells in the urine is commonly associated with:
a. Cystitis
b. Diabetes mellitus
c. Pyelonephritis
d. Liver disorders
Diabetes mellitus
The color of urine containing porphyrins will be:
a. Yellow-brown
b. Green
c. Orange
d. Port wine
Port wine
A specimen with a specific gravity of 1.000 would be considered:
a. Hyposthenuric
b. Not urine
c. Hypersthenuric
d. Isosthenuric
Not urine
Leaving excess urine on the reagent strip after removing it from the specimen will:
a. Cause run-over between reagent pads
b. Cause reagents to leach from the pads
c. Alter the color of the specimen
d. Not affect the chemical reactions
Cause run-over between reagent pads
The principle of the reagent strip test for bilirubin is the:
a. Diazo reaction
b. Ehrlich reaction
c. Greiss reaction
d. Peroxidase reaction
Diazo reaction
The principle of the reagent strip test for pH is the:
a. Protein error of indicators
b. Greiss reaction
c. Dissociation of a polyelectrolyte
d. Double indicator reaction
Double indicator reaction
A speckled pattern on the blood pad of the reagent strip indicates:
a. Hematuria
b. Hemoglobinuria
c. Myoglobinuria
d. All of the above
Hematuria
The normal value of CSF protein is:
a. 15-45 g/dL
b. 6-8 g/dL
c. 15-45 mg/dL
d. 6-8 mg/dL
15-45 mg/dL
Decreased sperm viability may be suspected if there is:
a. normal sperm concentration
b. increased motility
c. decreased motility
d. A & B
decreased motility
What is the normal pH range value of the semen?
a. 7.3-9
b. 6-7
c. 5-6
d. 7.2-8.0
7.2-8.0
The most frequently performed chemical test on synovial fluid is:
a. Total protein
b. uric acid
c. calcium
d. glucose
glucose
It is caused by poor absorption that exerts osmotic pressure across the intestinal mucosa
a. Osmotic diarrhea
b. Altered motility
c. Secretory diarrhea
d. Steatorrhea
Osmotic diarrhea
