blood function
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Created by:
shmeeshroom on October 5, 2010
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36 terms
Terms | Definitions |
|---|---|
 antecubital fossa | area located in middle of the arm, in front of elbow, where the most commonly used veins for venipuncture are located |
| antibody | protein that helps destroy pathogens |
| anticoagulant | an agent that delays or inhibits blood clotting |
| antigen | a substance that, when introduced into the body, causes the formation of antibodies against it |
| aorta | the largest artery in the body |
| arteriole | smaller branch of an artery, mini artery |
| artery | blood vessel that carries oxygenated blood from the heart to the tissues |
| basophil | least numerous type of leukocyte |
| blood type | grouping of blood types- A,B,AB,O; based on types of antigens |
| capillary | smallest blood vessel; brings nutrients and oxygen to the tissues and absorbs carbon dioxide and waste products |
| coagulation | The process of blood clotting |
| cytoplasm | portion of the cell outside the nucleus |
| diapedesis | passage of blood cells through the unruptured walls of capillaries into the tissue spaces |
| eosinophil | Granulocyte that expels parasitic worms- causes and reduces some allergic reactions |
| erythrocyte | a mature blood cell that contains hemoglobin to carry oxygen to the bodily tissues |
| fibrin | threadlike strains of protein formed by the action of thrombin on fibrinogen |
| fibrinogen | protein found in plasma the is essential for clotting blood |
| hematoma | collection of blood under skin due to leakage of blood through punctured vein or artery |
| hemoglobin | iron-containing protein in red blood cells that carries oxygen for delivery to cells |
| hemostasis | stoppage of bleeding in a quick and localized fashion when blood vessels are damaged |
| leukocyte | white blood cell whose main function is combating infection and removing disintegrating tissues |
| lymphocyte | leukocyte the multiplies in the lymphoid tissue and has a role in the bodys immune system |
| monocyte | Large mononuclear phagocytic leukocyte formed in bone marrow |
| neutrophil | a granular leukocyte, named for the neutral stain of its granules, that fights infection by swallowing bacteria (phagocytosis) |
| phagocytosis | process by which bacteria and antigen are surrounded and engulfed by leukocytes |
| plasma | clear pale yellow fluid component of blood that contains fibrinogen |
| pus | liquid product of inflammation containing various proteins and leukocytes |
| serum | clear pale yellow flius that remains when blood is allowed to clot and that does not contain fibrinogen. plasma minus clotting factors |
| thrombin | enzyme formed in response to an injury that is a prerequisit to the fibrin clot formation |
| thrombocyte | One of the formed elements of the blood; functions in blood clotting; also called platelet |
| tunica intima | inner most layer of arterys and veins |
| tunica media | middle layer of arteries and veins |
| tunica adventitia | ottermost covering of arteries and veins |
| vein | blood vessel that transports deoxygenated blood from body tissues back to the heart |
| vena cava | largest vein in body |
| venule | very small vein |
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