Urinalysis worksheet and quiz questions Flashcards

1
Q

changes that occur in the urine sample over time are caused by…?

A

bacterial overgrowth, cellular degeneration, cast degeneration

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2
Q

a severely dehydrated cat would most likely have a urine specific gravity in the vicinity of…?

A

1.060

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3
Q

a cat in the final stages of renal failure would most likely have a urine specific gravity in the vicinity of…?

A

1.012

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4
Q

a horse would most likely have a pH of…?

A

7

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5
Q

which urine crystal is commonly associated with ethylene glycol toxicity in small animals?

A

calcium oxalate monohydrate

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6
Q

what do hyaline casts look like?

A

clear and colorless

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7
Q

which urine sediment would be most significant?
a. sperm
b. fat droplets
c. squamous epithelial cells
d. blood cells

A

blood cells

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8
Q

struvite is another name for…?

A

triple phosphate crystals

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9
Q

what do calcium oxalate crystals look like?

A

small squares containing an x

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10
Q

fat droplets are most commonly seen in…?

A

cats

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11
Q

normal numbers of erythrocytes and leukocytes in a urine sediment should not exceed…?

A

3-5 per hpf

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12
Q

the largest of the epithelial cells found in the urine are the…?

A

squamous epithelial cells

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13
Q

casts that are smooth and refractile with squared ends, indicating chronic, severe degeneration of the renal tubules are…

A

waxy

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14
Q

pollakiuria

A

urinating frequently, small volume voided

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15
Q

dark yellow, cloudy urine would be expected to have a…

A

highly specific gravity

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16
Q

amorphous _____ crystals are found in acidic urine

17
Q

painful urination is reported as…

18
Q

what part of the urinalysis is measured by a refractometer?

19
Q

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?

20
Q

in a urine sample, a red blood cell may easily be confused with a…

A

fat droplet

21
Q

the ictotest is used to detect _____ in urine

22
Q

what are the 2 preferred methods of collecting a sample for culture?

A

cystocentesis and catherization

23
Q

urine samples should be centrifuged at a…

A

low speed (1000-3000 rpm) for 5 minutes

24
Q

oliguira

A

decreased urine output

25
urine specific gravity is actually a measure of what?
renal tubular function
26
polydipsia
increased water consumption
27
what test on the urine dipstick is the least useful in animals?
urobilinogen
28
what is the most likely constituent of the grit seen in the urethra of male cats?
struvite
29
pyuria
leukocytes in urine
30
which urine sample collection technique is the least physically traumatic for the patient?
free catch voided
31
when you evaluate turbidity what are you looking at?
the cloudiness of the urine
32
which reagent (dipstick) test is unreliable in dogs and cats?
leukocytes
33
which urinalysis finding is consistent with bacterial cystitis in the dog?
alkaline pH
34
isosthenuria urine will most likely have a specific gravity of...?
1.010
35
how would you expect the specific gravity of a dilute colorless urine to compare with that of a dark yellow urine?
lower