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27 terms

Blood/Circulatory System

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Artery
Highly oxygenated blood vessels that carry blood away from the heart
Arterioles
Smaller branches of arteries
Basophils
A granulocytic WBC whose gravies that stain purple
Capillaries
Microscopic blood vessels that carry blood and link arterioles t venules
Coagulation
Phase in blood-clotting sequence in which many factors are released and interact to from a fibrin meshwork or blood clot
Cross-match testing
Laboratory analysis that involves exposure of a donor's blood to a Pt's blood to see if they are compatible or incompatible
Differential
A laboratory test that categories blood cells and any abnormalities present
Eosinophils
A granuloctic WBC associated with allergies or parasitic infections
Erythrocyte
Redblood cells
Erthropoiesis
Production of erythrocytes or red blood
Fibrinolysis
Final phase of the hemostatic process whereby repair and irgeheration of the injured blood vessels occurs and the clot slowly breaks up
Granulocytes
Mature leukocytes (WBC's) in the circulating blood
Hematocrit
A commonly ordered lab test to assess the circulatory system
Hematopoietic
The process of blood cell information that occurs in the bone morrow
Hemoglobin
The molecules that carry oxygen and carbon dioxide in the RBC's
Hemostasis
Maintenance of circulating blood in the liquid state and retention of blood in the vascular system by prevention of blood loss
Leukocyte
White blood cells
Lymphocytes
A nongranular WBC active in producing antibodies
Monocytes
A large, non granular, WBC
Neutrophils
A granular WBC active in phagocytosis
Plasma
Liquid portion of whole blood
RH factor
Categories blood according to presence or absence of RH antigen (+ or -)
Serum
Liquid portion of blood after it has clotted
Thrombocyte
A fragment of a large cell, active in the clotting mechanism
Vasoconstriction
Rapid constriction of the blood vessels to decrease blood flow to the area
Veins
Blood vessels that carry blood towards heart after oxygen is delivered
Venules
Minute veins that flow into larger veins