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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 |