Quiz #2 Flashcards
Green top tube anticoagulant and use
Heparin
Blood gas
Purple top tube anticoagulant and use
EDTA
CBC
Red top tube anticoagulant and use
None
Blood chem
Which tube would you use if a lab test required serum
RTT
Blue top tube anticoagulant and use
Citrate
Coagulation studies
Gray top tube anticoagulant and use
Oxalate
Blood glucose
What color are heparinized crit tubes
Red
Give another lab test abbreviation that means the same thing as HCT
PCV
Corrected WBC count formula
WBC count x 100 / nRBC + 100 = _____ WBC/UL
When do you need to perform a corrected WBC count
> 5 nRBC per 1000 RBCs
Give the name used to describe reticulocytes on a blood film stained with Wright’s stain or Diff-Quick
Polychromatophilic
How many WBCs are counted for a WBC differential
100
How many RBCs are counted for a reticulocyte count
1000
Give the order and times of Gram stain reagents
- Crystal violet- one minute
- grams iodine- one minute
- decolorizer- until runs clear
- safranin- one minute
What color do gram-positive bacteria stain
Purple
What color do gram-negative bacteria stain
Pink
T/F Horses and humans are very susceptible to tetanus and should be immunized with tetanus toxoid
True
T/F E. coli is a gram-positive rod that commonly causes cystitis
False, Graham negative rod