Urinalysis worksheet and quiz questions Flashcards
changes that occur in the urine sample over time are caused by…?
bacterial overgrowth, cellular degeneration, cast degeneration
a severely dehydrated cat would most likely have a urine specific gravity in the vicinity of…?
1.060
a cat in the final stages of renal failure would most likely have a urine specific gravity in the vicinity of…?
1.012
a horse would most likely have a pH of…?
7
which urine crystal is commonly associated with ethylene glycol toxicity in small animals?
calcium oxalate monohydrate
what do hyaline casts look like?
clear and colorless
which urine sediment would be most significant?
a. sperm
b. fat droplets
c. squamous epithelial cells
d. blood cells
blood cells
struvite is another name for…?
triple phosphate crystals
what do calcium oxalate crystals look like?
small squares containing an x
fat droplets are most commonly seen in…?
cats
normal numbers of erythrocytes and leukocytes in a urine sediment should not exceed…?
3-5 per hpf
the largest of the epithelial cells found in the urine are the…?
squamous epithelial cells
casts that are smooth and refractile with squared ends, indicating chronic, severe degeneration of the renal tubules are…
waxy
pollakiuria
urinating frequently, small volume voided
dark yellow, cloudy urine would be expected to have a…
highly specific gravity
amorphous _____ crystals are found in acidic urine
urate
painful urination is reported as…
dysuria
what part of the urinalysis is measured by a refractometer?
protein
the specific gravity of a patient’s urine is so high you can’t measure it on a refractometer. you dilute the sample 1:2 with distilled water and the measurement is now 1.032. what is the true specific gravity?
1.064
in a urine sample, a red blood cell may easily be confused with a…
fat droplet
the ictotest is used to detect _____ in urine
bilirubin
what are the 2 preferred methods of collecting a sample for culture?
cystocentesis and catherization
urine samples should be centrifuged at a…
low speed (1000-3000 rpm) for 5 minutes
oliguira
decreased urine output