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20 Cards in this Set
- Front
- Back
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leukocytes
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white blood cells (WBCs)
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erythrocytes
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red blood cells (RBCs)
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thrombocytes
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clotting cells, cell fragments, or platelets
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hematopoiesis
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formation of blood
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hemaglobin
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vehicle for transporting O2 and CO2 in the RBCs
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erythropoietin
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hormone from kidneys that stimulates formation of RBCs in the bone marrow
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hemosiderin
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RBCs decompose into this red pigment after 120 days, as a result from hemolysis, along with bilirubin
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-siderin
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iron substance
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-lysis
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breaking down
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Two main types of leukocytes
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granulocytes and agranulocytes
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lymph organs
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spleen, thymus gland, tonsils, appendix, Peyer patches.
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spleen
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located in upper left quadrant and serves to filter, store, and produce blood cells; remove RBCs and activate B lymphocytes
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thymus gland
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located in the mediastinum and is instrumental in the development of T lymphocytes.
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tonsils
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lymphatic tissue (lingual, pharyngeal, and palatine) that help protect the entrance to the respiratory and digestive systems.
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vermiform appendix and Peyer patches
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lymphoid tissue in the intestines
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pyrexia
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fever
pyr/o - fever, fire -exia - condition |
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interferons
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protective protein which interfere with viral replication and limit virus ability to damage the body
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complement proteins
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inactive forms in blood circulation that become activated in the presence of bacteria, enable them to lyse (destroy) the organisms
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natural killer (NK) cells
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special kind of lymphocyte acts nonspecifically to kill cells that have been infected by certain viruses and cancer cells
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specific immunity
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genetic or acquired, dependent on body's ability to identify a pathogen and prepare a specific response to only that invader (antigen) Antibodies AKA immunoglobulins (Ig) Acquired form further divided into natural and artificial forms, active or passive.
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