Random
The function of leukocytes is to:
Protect the body against infections
How many times must you mix non-additive tubes
zero
Temperature evacuated tubes should be stored at?
4 to 25 degrees C
If were testing plasma what kind of tube is needed
anticoagulant tube
Do we use povidone-iodine pads on capillaries
No
Identify the term that means damage or destruction of RBCs:
Hemolysis
Acid citrate dextrose is the additive in what tube
Yellow
What do you do if a patient refuses a blood draw
notify nurse and fill out a failure to obtain specimen form
What is the additive for the gray top tube?
Potassium oxalate and Sodium flouride
why is it called capillary puncture blood
because it is obtained from the capillary bed
Which cells transport oxygen?
Erythrocytes
Additive that prevents glycolysis
sodium flouride
Why do we check each needle before insertion
to check for imperfections that might damage the patients vein
Which color is the tube most commonly used for hematology
Lavender
complication resulting from deep capillary puncture on an infant
osteochondritis
Term used to describe sophisticated and highly complex medical care:
Tertiary care
Anticoagulant that prevents coagulation by inhibiting thrombin formation
Heparin
The maximum time limit for separating serum or plasma from its cells
2 hours or 120 min
Which anticoagulant prevents coagulation by inhibiting thrombin formation?
Heparin
Best description of capillary puncture blood
What is the most common proper arm position for routine venipuncture?
Straight from shoulder to wrist and in a downward position with the palm up
It is important to mix anticoagulant tubes immediately after filling them to:
Avoid microclot formation
What is the CLSI recommended procedure for cleaning a venipuncture site?
Cleanse with a circular motion from inside to periphery
what is a protein that contains iron and is the main component of the erythrocyte?
Hemoglobin
What is a proper site for finger puncture on an adult using medical terminology?
distal segment of the middle or ring finger