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Chapter 6
Blood
| Question | Answer |
|---|---|
| Functions of blood; | carries nutrients, wastes, gases, hormones to/from tissue; fights infection; helps regulate body temperature |
| Plasma; | liquid portion with dissolved substances |
| Formed elements; | red blood cells/erythrocytes carry oxygen |
| White blood cells/leukocytes; | immune system; fight infection |
| Platelets/thrombocytes; | blood clotting |
| Plasma proteins; | proteins dissolved in plasma |
| Phagocytes; | ingest and break things down |
| Hemoglobin; | protein in RBCs that binds oxygen/carbon dioxide |
| Jaundice; | liver dysfunction; RBC components build up, leads to yellow skin and scleras |
| Anemia; | low blood oxygen/RBCs |
| Sickle cell anemia; | genetic - abnormal hemoglobin changes shape of RBCs |
| Leukemia; | WBC cancer - produces nonfunctional cells that can't fight infection |
| Hemophilia; | blood doesn't clot properly; genetic |
| Thrombus; | stationary blood clot |
| Embolus; | moving blood clot - blocks blood flow to lungs, heart, brain |
| Antigen; | triggers an immune response; glycoproteins on RBC surface |
| Antibody; | protein that binds to antigens, causes agglutination/clumping of "foreign" RBCs with different antigens from recipient |
| Universal donor; | type O negative |
| Universal recipient; | AB positive |
| Rh factor; | another antigen |
| Hemolytic disease of the newborn; | Rh negative mom pregnant with Rh positive baby; mom exposed to Rh factor; Rh antibodies can destroy fetal RBCs |
Created by:
castigisselle
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