Blood/Circulatory System

27 terms by rayjr91

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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

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