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Ch. 8 Study Stack
Ch.8 Study Stack
| Term | Definition |
|---|---|
| blood | circulating tissue of the body consisting of fluid with formed elements suspended in the fluid |
| plasma | liquid portion of the blood and lymph; contains water,right lymphatic duct proteins, and cellular components |
| serum | liquid portion of the blood that remains after clotting |
| red blood cells (RBC) | transport oxygen and carbon dioxide |
| hemoglobin | the protein-iron compound in erythrocytes that transports oxygen and carbon dioxide |
| white blood cell | protects the body from harmful invading substances |
| leukocyte | protects the body from harmful invading substances |
| neutrophil | a granular leukocyte, named for the neutral stain of its granules that fights infection by swallowing bacteria |
| polymorphonuclear (PMN) leukocyte | another term for neutrophil, referring to the many segments in its nucleus |
| basophil | a granular leukocyte, named for the dark stain of its granules, that brings anticoagulant substances to inflamed tissues |
| eosinophil | a granular leukocyte, named for the rose-colored stain of its granules, that increases in allergic and some infectious reactions |
| agranulocytes | a group of leukocytes without granules in their nuclei |
| monocyte | an agranulocytic leukocyte that performs phagocytosis to fight infection |
| lymphocyte | an agranulocytic leukocyte that is active in the process of immunity |
| platelets | cell fragments in the blood that are essential for blood clotting |
| lymphatic system | Consists of lymph vessels, nodes, and tissues through which lymph drains into the blood |
| thymus | primary gland of the lymphatic system, located within the mediastinum, that helps to maintain the body's immune response by producing T lymphocytes |
| spleen | organ between the stomach and the diaphragm that filters out aging blood cells, removes cellular debris by phagocytosis, and provides an environment for lymphocytes to initiate immune responses |
| lymph | fluid that is circulated through the lymph vessels |
| lymph capillaries | microscopic vessels that draw lymph from tissues to the lymph vessels |
| lymph vessels | vessels that receive lymph from the lymph capillaries and circulate it to the lymph nodes |
| lacteals | specialized lymph vessels in the small intestine that absorb fat into the bloodstream |
| chyle | white or pale yellow substance in lymph that contains fatty substances absorbed by the lacteals |
| lymph nodes | many small, oval structures that filter lymph from the lymph vessels |
| lymph ducts | collecting channels that carry lymph from the lymph nodes to the veins |
| right lymphatic duct | receives lymph from the right upper part of the body |
| thoracic duct | receives lymph from the left side of the head, neck, chest, abdomen, left arm, and lower extremities |
| immunity | process of disease protection induced by exposure to an antigen |
| antigen | a substance that, when introduced into the body, causes the formation of antibodies against it |
| antibody | a substance produced by the body that destroys or inactivates an antigen that has entered the body |
Created by:
sheerinmansoor
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