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Blood and Lymphatic
The Blood and Lymphatic System
| Question | Answer |
|---|---|
| embolus | dislodged, circulating clot |
| allergens | A substance that can produce a hypersensitive reaction in the body. |
| antigens | A substance, usually a protein, that causes the formation of an antibody and reacts specifically with that antibody. |
| coagulation | The process of transforming a liquid into a solid, especially of the blood. |
| edema | The abnormal accumulation of fluid in interstitial spaces of tissues. |
| pancytopenia | A marked reduction in the number of red blood cells, white blood cells, and platelets. |
| platelet | A clotting cell; thrombocyte |
| septicemia | Systemic infection in which pathogens are present in the circulating bloodstream, having spread from an infection in any part of the body. |
| serum | The clear, thin, and sticky fluid portion of the blood that remains after coagulation. |
| splenomegaly | An abnormal enlargement of the spleen. |
| thrombocyte | A clotting cell; platelet |
| thrombus | A clot |
| acquired immunity | Immunity that is a result of the body developing the ability to defend itself against a specific agent, as a result of having had the disease or from having received an immunization against a disease. |
| hypersensitivity | An abnormal condition characterized by an excessive reaction to a particular stimulus. |
| immunity | The state of being resistant to or protected from a disease. |
| local reaction | A reaction to treatment that occurs at the site it was administered. |
| lymphocyte | Small, agranulocytic leukocytes originating from fetal stem cells and developing in the bone marrow. |
| natural immunity | Immunity with which we are born. |
| pathogens | Disease-producing microorganisms. |
| susceptible | A state of having a lack of resistance to pathogens and other harmful agents. |