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Ch 15 Blood
Term | Definition |
---|---|
What does the blood deliver to every cell in the body? | Oxygen |
What helps protect the body from infection? | Blood |
how much blood does the average body have? | 4-6 liters |
hematocrit (Hct) | The % of blood cells in a sample of blood.A sample of blood normally composed of 45% blood cells and 55% plasma |
blood cells and cell fragments include | Red blood cells (RBC) White blood cells (WBC) and Platelets(Thrombocytes) |
The process of blood cell formation | Hemopoiesis |
Blood formation in the red bone marrow | myeloid hemopoieses |
Blood formation in the the lymphatic tissue | Lymphoid hemopoeisis |
How does the red bone marrow produce three different types of blood cells? | They are produced in the red bone marrow from the same cell, called a stem cell |
what is blood composed of? | plasma and blood cells |
contains the antigens A and B | |
Requires erythropoietin for production | |
the reticulocyte is an immature cell of this type | |
Includes the neutrophil, eosinophil, and basofil | |
A deficiency causes petechiae and bleeding | |
stickiness and plug both describe the fuctional of this cell type | |
primarily concerned with infection | |
Measured as the hematicrit | |
classified as granulocytes and agranulocytes | |
a blood clot in the leg | |
drug that interferes with the hepatic utilizationof vitamin K in the synthesis of prothrombin | |
A traveling or moving blood clot | |
enzymes that dissoves clots | |
an anticoagulent that works by removing thrombin(antithrombin activity |