Blood Terms Flashcards
(27 cards)
Surface antigen
Cell marker for immune system to identify cells
Agglutinogen
Antigen on surface of red blood cell clump together
Hemolytic disease of the fetus and newborn/ erythroblastosis fetalis
Destruction of red blood cells by Rh antibodies that occurs in pregnant women.
Diapedesis
The passage of cells through blood vessel walls
Positive chemotaxis
The movement of cells towards a higher concentration of a stimulating chemical
Differential count
Allow us to know what is going on in the body
Leukopenia
Abnormally low WBC count
Leukocytosis
Abnormally high WBC count
Leukemia
Extremely high WBC count and deformed
Hemostasis
Stoppage of bleeding
Thrombocytopenia
Abnormally low platelet count
Thrombocytosis
Abnormally high platelets count
Vascular phase
Squeeze and pump blood vessels to bring platelets and WBC to the area, once everything is there the area is quarantined
Platelet adhesion
Platelets stick to walls of vessels
Platelet aggregation
Other platelets are recruited to stick together by using chemical messages
Platelet plug
Platelets form a plug at the break in the wall
Extrinsic pathway
Deals with blood vessel walls damage
Intrinsic pathway
Deals with issues of chemicals within the blood
Prothrombinase time
Used to check how long it takes for blood vessels to clot
Thrombus
The clot
Embolus
When the clot travels in the bloodstream
Embolism
When a clot in the blood vessels get stuck somewhere
Fibrinolysis
Breaking down of clot
Hypocalcemia term
Low levels of calcium causes a decrease in HR and contractility
