Diagnostic Testing Flashcards
Specimen lable
Name DOB or ID # Date Time Site
True or False: UAP may perform stool/urine collection
True
WBC Count
3,500 to 10,000
RBC Count
4 to 6 million
Hemoglobin Hgb amount
12-16 gm/dL
Hematocrit definition and percentage
Amount of blood space occupied by RBCs
35 to 45%
Mean Corpuscle Volume definition and amount
Average size of RBC
80 to 96
Platelet Count
150 to 450 billion/L
Sodium Amount
135 to 145 mEq/L
Potassium Amount
3.5 to 5 mEq/L
Chloride Amount
96 to 109 mEq/L
Calcium Amount
8.5 to 10.5 mg/dL
BUN Amount
8 to 20 mg/dL
Most common place to test BG
Lateral aspect or side of finger most common
True or False: you can smear blood on a test strip when doing SMBG
False, it generates an inaccurate reading
Which meds effect BG
Corticosteroids, anticoagulants and antipsychotics
When to check BG
Before each mean and 1-2 hours after each meal
Before bedtime snack
Middle of the night
Before, during and after physical activity
If you think your BG is off
When your sick or under stress
Guaiac tests for what
occult blood in stool
Steatorrhea tests for what
excess fat in stool
Clean-catch midstream (CCMS) used when
to check for MOs
Timed specimen test for what
kidney ability
glucose metabolism
levels of specific things
True or False: void first urine in timed specimen test
true
Specific gravity of urine and what it means
Normal range: 1.01 ot 1.025
Measures concentration
If low: excess fluid or kidney problem
If high: dehydration or excess solutes
Urine pH average and tests for
6 pH
Tests kidneys ability to respond to acid base imbalances
pH of 5 could indicate
metabolic acidosis
pH of 7 could indicate
metabolic alkalosis
Urine glucose tests for what
diabetes or pregnant women with abnormal glucose tolerance
True of false: urine glucose is an accurate reading of BG levels
False, it is considered inadequate and should only be used for patients who cannot or will not submit to blood readings
glomerulonephritis
Damage to glomerular membrane via inflammation and tested by protiens in urine
Degree in which to insert needle into self sealing rubber catheter
35 to 45 degrees
Degree in which to insert syringe in catheter
90 degrees
Intravenous Pyelogram
x ray to check urinary tract with dye
NO SHELLFISH ALLERGY
EMG – electromyography
tests muscle response or nerve stimulation
KUB (Kidney-ureter-bladder)
x ray to look at organs
VCUG – voiding cystourethrogram
x ray while peeing
Urodynamic testing
fill bladder with co2 or sodium chloride to test bladder muscle function
cystoscopy
use of light to visualize, treat and obtain specmines from bladder
renal ultrasound v scan
ultrasound shows gross anatomy and scan shows renal blood flow
Collect sputum for
Cultures and sensitivity - assess for MOs and their drug sensitivities
Check effectiveness of therapy
Check for acid fast bacillus in TB
Cytology - learn origin, structure pathology of cells and function
4 nursing interventions in sputum collection
Ensure it all ends up in container
Offer mouthwash after collection
Label and transfer to lab
Document characteristic including hemoptysis
Best time to get sputum
morning
