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Glossary of Chapter 13 - Pathological Conditions

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anemia
deficiency in erythrocytes or hemoglobin
aplastic anemia
failure of blood cell production due to apalsia (absence of delveopment formation) of bone marrow cells
hemolytic anemia
reduction in red cells due to excessive destruction; congenital spherocytic anemia or hereditary spherocytosis
pernicious anemia
lack of mature erythrocytes caused by inability to absorb vitaim B12 into the body
sickle cell anemia
hereditary condition characterized by abnormal shape of erythrocytes and by hemolysis
thalassemia
inherited defect in the ability to produce hemoglobin, usually seen in persons of Meitterranean background
hemochromatosis
excess iron deposits throughout the body
polycythemia vera
general incrase in red blood cells (eruthremia)
hemophilia
excessive bleeding cuased by hereditary lack of one of the protein substances (either factor VIII or factor IX) necessary for blood clotting
purpura
multiple pinpoint hemorrhages and accumulation of blood under the skin
leukemia
increase in cancerous white blood cells
granulocytosis
abnormal increase in granulocytes in the blood
mononucleosis
infectious disase marked by increased numbers of leukocytes and enlarged cervical lympth nodes
multiple myeloma
malignant neoplasm of bone marrow; cuases overporduction of immunoglobulins including Bence Jones protein

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