DAY 1 REVIEW Flashcards
Dipstick is what type of test?
Screening test
Required for positive screening?
Further evaluation
Methods of non-instrument UA collection
- First morning void
- 24 hour
- Random
- Clean catch
Most concentrated
First morning
Most common and easy
Random
Instrumental collection
- Urethral catheter
- Suprapubic Needle
- catheterization and bladder irrigation
Which is used for infants/children?
Suprapubic
Which is not used for microscopic exam?
Urethral catheterization
How soon to test urine?
1-2 hours
Refrigerate up to
3-6 hours
What happens at room temp
Growth of microorganisms due to decomposition
What is the smell that occurs from decomposition
Ammonia
What happens to pH in urine with time?
Increases
What does bacteria use as source of energy
Glucose
Which of types of collection methods was recommended for specimen chemical and microscopic?
First morning void (most concentrated)
Which one can detect abnormalities but not as sensitive?
Random
How many hours after collection for cultures only if refrigerated and clean catch?
12 hours
What type of results come from 24 hours collection?
Quantitative
Which method for obesity
Urethral cathetizeratison (not recommend for bacteriological samples)
Sample analysis methods
Physical
Chemical
Microscopic
Physical exam?
Color, odor, turbidity, volume, spec gravity
normal color of urine?
yellow to dark amber
Urine to produce glucose
160 – 180 (DM)
Ketones in urine
Ketones also in blood
Ketones and carbs, are carbs increased?
No decreased, fats increased though
Acidic urine
e. coli present
What breaks down nitrates in urine?
E coli
Alkaline urine
Pseudomonas
Proteus
Most common casts in urine?
Hyaline
