Cardiovascular Unit 8

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Antonique Parker October 12,2011

embolism

the sudden closure of a blood vessel by a traveling blood clot, or embolus

embolus

A clot that breaks lose and travels through the bloodstream.

endarterectomy

surgical removal of the inner lining of an artery that is clogged with atherosclerosis

endocarditis

inflammation of the inner lining of the heart

eosinophils

white blood cell that are responsible for combating infection by parasites in vertebrates

erythrocytes

another name for red blood cells

fibrillation

is rapid,random, and ineffective contractions of the heart

hemangioma

Benign tumor of dilated blood vessels

hemochromatosis

hereditary disorder with an excessive buildup of iron deposits in the body

hemoglobin

iron-containing protein in red blood cells that carries oxygen for delivery to cells

hemolytic anemia

Reduction in Red cells due to excessive cell destruction

hemostasis

surgical procedure of stopping the flow of blood (as with a hemostat)

homocysteine

an amino acid normally found in the blood and used by the body to build and maintain tissues

hypoperfusion

is a deficiency of blood passing through an organ or body part

ischemia

insufficient blood flow to an area

leukemia

cancer characterized by an increase in abnormal white blood cells

leukocytes

white blood cells, or WBC, form in the bone marrow and are part of the body's nonspecific defenses and the immune system

leukopenia

an abnormal lowering of the white blood cell count

lymphocytes

the two types of white blood cells that are part of the body's immune system: B lymphocytes form in the bone marrow and release antibodies that fight bacterial infections; T lymphocytes form in the thymus and other lymphatic tissue and attack cancer cells, viruses, and foreign substances.

megaloblastic anemia

a blood disorder characterized by anemia in which the red blood cells are larger than normal

monocytes

largest white blood cell

myocardial infarction

Necrosis (death) of the myocardium caused by an obstruction in a coronary artery; commonly known as heart attack

myocarditis

Inflammation of the heart muscle

neutrophils

A type of white blood cell that engulfs invading microbes and contributes to the nonspecific defenses of the body against disease.

palpitation

a rapid and irregular heart beat

pericarditis

inflammation of the pericardium

pernicious anemia

lack of mature erythrocytes caused by inability to absorb vitamin B12 into the body

phlebitis

inflammation of a vein (usually in the legs)

phlebography

X-ray of the veins after injecting a contrast medium

plaque

A deposit of fatty material on the inner lining of an arterial wall

polyarteritis

inflammation of several arteries

Raynaud's

Vasospasm of the arteries, may be primary or secondary to other collagen diseases such as lupus. Found in the hands and feet producing a triphasic color change, from pallor to cyanosis to rubor. Brought on by cold or emotion. Can lead to dry gangrene

septicemia

invasion of the bloodstream by virulent microorganisms from a focus of infection

systolic

measurement of blood pressure taken when the heart is contracting and forcing blood into the arteries

tachycardia

abnormally rapid heartbeat (over 100 beats per minute)

thrombocytes

platelets; cell fragments that are formed in the bone marrow; clot blood

thrombocytopenia

a blood disease characterized by an abnormally small number of platelets in the blood

thrombolytic

a kind of pharmaceutical that can break up clots blocking the flow of blood to the heart muscle

thrombosis

the formation or presence of a thrombus (a clot of coagulated blood attached at the site of its formation) in a blood vessel

thrombus

a blood clot formed within a blood vessel and remaining attached to its place of origin

triglycerides

Lipids containing a glycerol molecule attached to three fatty acid chains; chemical form in which most fats exist in food and in the body

valvoplasty

surgical repair of a heart valve

valvulitis

inflammation of a valve (especially of a cardiac valve as a consequence of rheumatic fever)

valvuloplasty

surgical repair of a valve

varicose veins

abnormally swollen, twisted veins with defective valves, most often seen in the legs

vasculitis

inflammation of a blood vessel

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