Introduction
The study of blood is called __________
hematology
RBC's transport _________and ___________in the body
O2 and CO2
Where do WBC's do their work?
tissues
Adult range _______________
150,000 - 400,000
________ _________ assists in diagnosing and management of conditions that affect the clotting mechanism of the body
platelet count
Average adult is composed of __________pints of blood
10-12
Name 3 sites of where RBC's are produced in red bone marrow.
skull
sternum
pelvic bone
ribs
long bones of limbs
Describe WBC's (3)
clear
colorless
contain nucleus
thrombocytopenia
Healthy individual with normal clotting ability takes ___________
0.8-1.2 sec
Name 3 functions of plasma
transport nutrients
picks up waste
transport antibodies, enzymes, & hormones
Average life span of RBC's
120 days
Granulocytes include
neutrophils
eosinophils
basophils
Most frequently ordered lab test to determine overall health of individual
CBC
___________ increases clotting time to a level that prevents formation of blood clots
warfarin (coumadin)
Name 3 specific hematology tests
RBC
WBC
Hgb
Hct
What is the red blood count range for women?
4 - 5.5 million
The largest WBC is called __________
monocytes
What color tube is used for CBC?
lavender
For PT/INR collection: Using butterfly method
First draw up 5mL in ___________stopper tube
Second draw up 4 - 5 mL in __________stopper tube
red
light blue
Formed elements consist of 3 types of cells
erythrocytes
leukocytes
thrombocytes
____________ is the breakdown of RBC's
Hemolysis
____________is the process where neutrophils engulf and destroy invaders
phagocytosis
_________________ contains platelets and WBC's
buffy coat
A patient with a stable PT/INR must have blood drawn how often?
2 - 4 weeks