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Flashcards in Urine Lab Stuff Deck (48)
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0

How long should you look at urine after you get it? When should it be refrigerated?

Within one hour to look at it or refrigerate

1

How long can a urine sample be refrigerated?

6 hours

2

What twmperature does urine need to be for specific gravity?

Room temp

3

What are seven things that can happen as urine sample sits at room temp?

RBC decrease
Casts decrease
Glucose decreases
pH increases
Bacteria increase
Turbidity increase
Crystals increase

4

Why does the pH increase in a urine sample as it sits out?

Bacterial breakdown of urea to ammonia

5

What should you look for in a gross examination?

Urine volume
Urine color
Transparency
Odor
Foam

6

What do you look for in urine volume? 3

Normal
Polyuria
Oliguria

7

What should you look for in urine color? 2

Normal
Abnormal

Some shade of yellow

8

What should you look for in transparency? 3

Clear, cloudy, flocculent

9

What should you look for with odor and foam? 2

Normal and abnormal

10

What does pH measure?

The H+ concentration in urine

11

What is the ph of carnivores?

<7

12

What is throw in herbivores?

>7

13

What is abnormally low ph associated with? 4

Hypo ventilation
Starvation
vomiting
Diarrhea

14

What is abnormally high pH associated with? 3

Hyperventilation
Bacterial UTI
Postprandial urine Sample

15

How can pH be falsely increased?

If urine is left out at room temp for a long time

16

What will a false PH read?

Alkaline

17

Is protien usually dectactable on a dipstick?

Not usually, but low amounts is normal

18

What can effect protien level?

Method of collection
Prolonged contact with the test pad

19

What does protienuria indicate?

Disease:kidney damaged, urinary tract inflammation

20

Is glucose normally detectable in urine?

No

21

When will glycosidic occur in dogs?

When they reach >170-180 mg/DL

22

When will glucosuria occur in a cat?

When >260-310

23

What are three conditions associated with glucosuria?

Diabetes mellitus, stress/excitement, carb meal

24

What can cause a false reading of glucose?

Decreased in refrigerator

25

Where do ketones come from?

Result from fat breakdown

26

Are ketones normally detected in urine?

No

27

What are four ways ketones can occur?

Diabetes mellitus, pregnancy, toxemia/ketosis, starvation/fasting

28

What are bile pigments?what are two bile pigments?

Chemicals derived from the breakdown of hemoglobin

29

What are two bile pigments?

Bilirubin and urobilinogen