quick blood

thrombocytes

platelets

• normal count 130,000-360,000

thrombocytosis

high platelet lvls

thrombocytopenia

low platelet lvls

hemostasis

the control of bleeding, stopping the flow of blood

coagulation

process of clotting, formation of blood clot

thrombus

stationary clot

embolus

traveling clot

plasma

• has anticoagulant then centrifuging blood

  • largest portion of blood (about 55%)

serum

obtained by collecting blood into a tube without an anticoagulant, allowing it to clot and then centrifuging

erythriblastosis fetalis

mother developed antibodies to the Rh antigen in prior pregnancy

anemia

decreased RBCs

leukemia

bone marrow prod. a large # of abnormal WBCs

sickle cell anemia

• genetic, RBCs to change to a sickle shape and can’t carry oxygen

• more common in African Americans

polycethemia vera

• disease of bone marrow

• results in abnormally high # of blood cells, esp RBCs

  • causes blood to thicken

thalassemia

• inherited form of anemia

• defective hemoglobin chain causes small, pale, and short lived RBCs