Hematology system composed of:
Blood, blood cells, lymph, other organs concerned w/ blood IE: spleen, liver
Blood components (3)
platelets - thrombocytes
RBC - erythrocytes
WBC - leukocytes
Fxn performated how? Range?
Perform most of their fxn by aggregtion (clumping). Bone marrow production of platelets controlled by growth factors (throbopoietin)
Range: 150,000 - 400,000 mm
Largest portion of blood cells
No nucleus: have biconcave disk shape, # of RBC vary to gender, age and general health.
Normal Range: 4,200 - 6,100,000/mm
RBC : produce Hgb
what is critical component of Hgb?
Iron is critical component of Hgb
Globulin portion of hemoglobin caries carbon dioxide, RBC's also buffer & help maintain acid-base balance.
Important feature of RBC = ability to combine lossely w/ oxygen.
FEMALE: 12-16 g/dl
WBC : Leukocytes
what critical action?
Action critical to inflammation & immunity
Formed in Bone Marrow
Many types of WBC all have specialized fxn
RANGE: 5000-10,000 /uL