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20 terms

Ch 5 Cardiovascular system vocab #2

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erythrocytes
mature red blood cells produced by the red bone marrow
leukocytes
the blood cells involved in defending the body against infective organisms and foreign substances
ischemic heart disease
a group of cardiac disabilities resulting from an insufficient supply of oxygenated blood to the heart
myocardial infarction
the occlusion of one or more coronary arteries caused by plaque buildup (also known as a heart attack)
endocarditis
inflammation of the inner lining of the heart
chronic venous insufficiency
a condition in which venous circulation is inadequate due to partial vein blockage or leakage of venous valves
coronary thrombosis
damage to the heart muscle caused by a thrombus blocking a coronary artery
embolism
the sudden blockage of a blood vessel by an embolus
embolus
a foreign object, such as a blood clot, quantity of air or gas, or a bit of tissue or tumor that is circulating in the blood
leukopenia
describes any situation in which the total number of leukocytes in the circulating blood is less than normal
cholesterol
a fatty substance that travels through the blood and is found in all parts of the body
myelodysplastic syndrome
previously known as preleukimia, is a group of bone marrow disorders that are characterized by the insufficient production of one or more types of blood cells due to dysfunction of the bone marrow
hemolytic anemia
a condition o fan inadequate number of circulating red blood cells due to the premature destruction of red blood cells by the spleen
megaloblastic anemia
a blood disorder characterized by anemia in which the red blood cells are larger than normal
electrocardiogram
a record of the electrical activity of the myocardium
diuretic
administered to stimulate the kidneys to increase the secretion of urine to rid the body of excess sodium and water
hemostasis
to stop or control bleeding
hemoglobin
the iron-containing pigment of the erythrocytes
defibrillation
the use of electrical shock to restore the heart's normal rhythm. Also known as cardioversion.
leukemia
a type of cancer characterized by a progressive increase in the number of abnormal leukocytes found in blood forming tissues, other organs, and in the circulating blood