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CC306 (Natoli): Chapter 6
Group 2: Medical Terminology
38
Medical
Not Applicable
05/28/2012

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Term
plasma
Definition
liquid portion of the blood and lymph
Term
erthyrocyte
Definition
red blood cell
Term
leukocyte
Definition
white blood cell
Term
granulocyte
Definition
a group of leukocytes containing granules in their cytoplasm
Term
eosinophil
Definition
a granular leukocyte, named for the rose-colored stain of its granules
Term
basophil
Definition
a granular leukocyte, named from the dark stain of its granules
Term
agranulocyte
Definition
a leukocyte without granules in their nuclei
Term
lymphocyte
Definition
an agranulocytic leukocyte that is active in the process of immunity
Term
monocyte
Definition
an agranulocytic leukocyte that performs phagocytosis to fight infection
Term
antigen
Definition
a substance that causes the formation of antibodies against it
Term
microcytosis
Definition
presence of small red blood cells
Term
macrocytosis
Definition
presence of large red blood cells
Term
anisocytosis
Definition
presence of red blood cells of unequal size
Term
poikilocytosis
Definition
presence of large, irregularly shaped red blood cells
Term
reticulocytosis
Definition
an increased number of immature erythrocytes in the blood
Term
erythropenia
Definition
an abnormally reduced number of red blood cells
Term
lymphocytopenia
Definition
an abnormally reduced number of lymphocytes
Term
neutropenia
Definition
a decreased number of neutrophils
Term
pancytopenia
Definition
an abnormally reduced number of all cellular components in the blood
Term
thrombocytopenia
Definition
an abnormally decreased number of platelets in the blood, impairing the clotting process
Term
hemolysis
Definition
breakdown of the red blood cell membrane
Term
lymphadenopathy
Definition
enlarged (diseased) lymph nodes
Term
splenomegaly
Definition
enlargement of the spleen
Term
anemia
Definition
a condition of recuced numbers of red blood cells, hemoglobin, or packed red cells in the blood
Term
erythroblastosis fetalis
Definition
a disorder that results from the incompatibility of a fetus with Rh-positive blood and a mother with Rh-negative blood
Term
hemochromatosis
Definition
hereditary disorder with an excessive buildup of iron deposits in the body
Term
hemophilia
Definition
a group of heredity bleeding disorders caused by a defectin clotting factors necessary for the coagulation of blood
Term
leukemia
Definition
chronic or acute disease of the blood-forming organs, characterized by abnormal leukocytes in the blood and bone marrow
Term
myelodysplasia
Definition
disorder within the bone marrow characterized by a proliferation of abnormal stem cells
Term
lymphoma
Definition
any neoplastic disorder of lymph tissue
Term
polycythemia
Definition
increased number of erythrocytes and hemoglobin in the blood
Term
septicemia
Definition
systemic disease caused by infection with microorganisms and their toxins in circulating blood
Term
phlebotomy
Definition
incision into or puncture of a vein to withdraw blood for testing
Term
lymphadenectomy
Definition
removal of a lymph node
Term
lymphadenotomy
Definition
incision into a lymph node
Term
splenectomy
Definition
removal of the spleen
Term
thymectomy
Definition
removal of the thymus gland
Term
plasmapheresis
Definition
removal of plasma from the body
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