Test #3 Flashcards Preview

Clinical Chemistry -Angela Taibo > Test #3 > Flashcards

Flashcards in Test #3 Deck (56):
1

T/F
Glucosuria in cats occurs when blood glucose exceeds 160mg/dl

False

2

T/F
HBO, Hemolysis, and Liver Disease are possible causes for bilirubinuria

True

3

T/F
Herbivores generally have alkaline urine and thus tend to have casts in urine

False

4

T/F
0-Trace of ketones can be normal to see in urine

False

5

T/F
Hard stones with sharp protrusions that can damage the bladder describes struvites

False

6

T/F
Erythrocyte casts can be normal or indicate bleeding in the kidney

False

7

T/F
All stones are pH dependent

False

8

T/F
BUN and Creatinine are used to measure glomerular filtration

True

9

T/F
Creatinine may increase due to extreme muscle exertion

False - Constant rate

10

T/F
A decreased USG can cause crenated RBCs

False

11

T/F
Horse urine is cloudy due to mucus and calcium oxalate crystals

False - Carbonate

12

T/F
Fat droplets can resemble intact RBC under the microscope

True

13

T/F
When scanning urine we scan on 10X and do a final analysis on 40X

True

14

T/F
When looking at urinary sediment it is important to "cruise" around the edges of the coverslip because crystals and cells sometimes settle there

True

15

T/F
"Bladder Sludge" seen in alkaline urine is reported out as Amorphous Urates

False

16

T/F
BUN, Creatinine, and USG will be elevated when 2/3-3/4 nephrons are nonfunctional.

False

17

T/F
The blood reagent pad detects RBC, Myoglobin, and Hgb

True

18

T/F
Leukocyte casts have a disorganized arrangement of cells

True

19

T/F
Oxalate uroliths form in acidic urine and are most commonly caused by a bacterial infection due to urease+ bacteria

False- Struvites

20

A fixed USG has a range of _____ and indicates that _____ of nephrons are nonfunctional.

1.008-1.012
2/3-3/4

21

Something upon which a stone can form on defines

Nidus

22

The normal BUN for the dog is

7-27mg/dl

23

Calcium Oxalate monohydrate (hippuric shape) crystals:

Indicate ethylene glycol toxicity

24

An opaque cast with broad ends and brittle edges thats never normal to see in urine

Waxy Cast

25

A cystocentesis from an intact male cat may contain the following except:

1+ Squams

26

Normal equine urine may contain the following except:

pH is alkaline
Calcium oxalate dihydrate
Mucous threads
Calcium Carbonate

ALL OF THE ABOVE ARE NORMAL

27

A 17 year old cat presents to your clinic with a BUN of 21mg/dl, Creatinine of 1.2mg/dl and USG of 1.012
This is an example of

Not Azotemia

28

A dog in shock come to your clinic with BUN of 69mg/dl, Creatinine of 5.6mg/dl and a USG of 1.045
This is an example of

Pre-Renal Azotemia

29

Leukocytes

Mistaken with crenated RBC

30

Hematuria can be caused by the following except

Free Catch

31

Define Azotemia

Increase in non-protein nitrogenous waste in blood

32

Test used to diagnose and classify azotemia

BUN
USG
Creatinine

33

Centrifuge urine at ____rpm for ____ min.
pour off the ____
resuspend the _____
Scan on ___ and do a final analysis on ___

1500, 3-5
supernatent
sediment
10X, 40X

34

What is the largest cell seen on a U/A

Squamous epithelial cells

35

_______ line the bladder, ureters, and proximal part of the urethra

Transitional epithelial cells

36

Name the general things that a stone needs to form

increase in concentration of minerals
adequate pH
adequate time in urinary bladder

37

Spiky yellow-gold needles normal to see in urine (twigs)

Bilirubin

38

Broken glass

Uric Acid

39

6-sided stop signs

Cystine

40

Picket fence posts

Hippuric Acid

41

Envelopes

Calcium Oxalate Dihydrate

42

Dumbbells or round with radial striations normal in horses

Calcium Carbonate

43

Stair Steps

Cholesterol

44

Form in acidic urine

Calcium oxalate dihydrate
Calcium oxalate monohydrate

45

Can be seen with liver disease

Tyrosine
Leucine
Bilirubin
Ammonium Biurate

46

Can indicate ethylene glycol toxicity

Calcium Oxalate Dihydrate
Calcium Oxalate Monohydrate
Hippuric Acid

47

Congenital inability to metabolize certain amino acids

Cystine

48

T/F
Fatty acid casts may be seen in DM or with fatty diets

True

49

T/F
A hyaline cast contains only the Tamm-Horsfall protein

True

50

T/F
3-4 granular casts/lpf is normal in urine

False

51

T/F
<5 WBC/hpf is normal to see in urine

True

52

T/F
Bacteria with WBC may indicate contamination

False

53

T/F
Epithelial casts contain squamous epithelial cells

False

54

T/F
Patients with DM will have glucosuira, PU/PD, and an increased USG

True

55

T/F
Creatinine is excreted at a constant rate regardless of external factors

True

56

T/F
BUN is slower to increase than creatinine

False