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Medical Term Ch.8
| Question | Answer |
|---|---|
| blast/o | germ or bud |
| chrom/o | color |
| chyl/o | juice |
| lymph/o | clear fluid |
| phag/o | eat or swallow |
| reticul/o | a net |
| serum | liquid portion of the blood that remains after clotting |
| red blood cells (RBC) | transport oxygen and carbon dioxide; also called erythrocyte |
| hemoglobin | the protein-iron compound in erythrocytes that transports oxygen and carbon dioxide |
| neutrophil | a granular leukocyte, named for the neutral stain of its granules that fights infection by swallowing bacteria |
| 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; the three categories of lymphocytes are T cells (thymus-dependent), B cells (bone marrow-derived), and natural killer (NK) cells |
| 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 |
| microcytosis | presence of small red blood cells |
| hypochromic | pale in color; lighter in color than normal |
| macrocytosis | presence of large red blood cells |
| anisocytosis | presence of red blood cells of unequal size |
| poikilocytosis | presence of large, irregularly shaped red blood cells |
| reticulocytosis | an increased number of immature erythrocytes in the blood |
| erythropenia | an abnormally reduced number of red blood cells |
| lymphocytopenia | an abnormally reduced number of lymphocytes |
| splenomegaly | enlargement of the spleen |
| autoimmune disease | any disorder characterized by abnormal function of the immune system that causes the body to produce antibodies against itself, resulting in tissue destruction or loss of function; rheumatoid arthritis and lupus are examples of autoimmune diseases |
| Rh positive (Rh+) | presence of antigens |
| Rh negative (Rh-) | absence of antigens |
| Hemochromatosis | hereditary disorder with an excessive buildup of iron deposits in the body |