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Chap 8 Terms

IU MED TERM Chap 8 Terms & Meanings

Chap 8 TermsChap 8 Terms & Meanings
diaphoresis profuse sweating
incompetent inability to adequately perform a given function or action
leaflet thin flattened structure; term used to describe the leaf-shaped structures that compose a heart valve
lumen tubular space or channel within any organ or structure of the body; space within and artery, vein, intestine, or tube
malaise vague, uneasy feeling of body weakness, distress, or discomfort, commonly marking the onset of and persisting throughout a disease
occlusion blockage in a canal, vessel, or passage of the body; the state of being closed
patent open and unblocked, such as a patent artery
prophylaxis preventive measure or technique commonly involving the use of a biologic, chemical, or mechanical agent to destroy or prevent the entry of infectious organisms
viscosity state of being sticky or gummy
aneurysm localized abnormal dilation of a vessel, usually an artery
arrest condition of being stopped or bringing to a stop
cardiac arrest loss of effective cardiac function, which results in cessation of circulation
circulatory arrest cessation of the circulation of blood due to ventricular or fibrillation
arrhythmia inability of the heart to maintain a steady rythm, possibly including a rapid or slow beat or "skipping" a beat
bruit soft blowing sound heard on auscultation, possibly due to vibrations associated with the movement of blood, valvular action, or both; also called murmur
cardiomyopathy any disease of heart muscle that diminishes cardiac function
catheter thin, flexible, hollow plastic tube that is small enough to be threaded through a vein, artery, or tubular structure
coarctation narrowing of a vessel, especially the aorta
heart failure failure of the heart to supply an adequate amount of blood to tissues and organs
embolus mass of undissolved matter (foreign obgect, air, gas, tissue, thrombus) circulating in blood or lymphatic channels until it becomes lodged in a vessel
fibrillation quivering or spontaneous muscle contractions, especially of the heart, causing ineffectual contractions
hemostasis arrest of bleeding or circulation
hyperlipidemia excessive amounts of lipids (cholesterol, phospholipids, and triglycerides) in the blood
hypertension common disorder chracterized by elevated blood pressure persistently exceeding 140 mm Hg systolic or 90 mm Hg diastolic
primary hypertension hypertension in which their is no indentifiable cause; also called essential hypertension
secondary hypertension hypertension that results from an underlying, identifiable, commonly correctable cause
hypertensive heart disease any heart disorder caused by prolonged hypertension, including left ventricular hypertrophy, coronary artery disease, cardiac arrhyhmias, and heart failure
implantable cardioverter-defibrillator (ICD) implantable battery-powered device that monitors and, if necessary, corrects an irregular heart rhythm by sending impulses to the heart
infarct area of tissue that undergoes necrosis following cessation of blood supply
ischemia local and temporary deficiency of blood supply due to circulatory obstruction
mitral valve prolapse common and occasionally serious condition in which the leaflets of the mitral valve prolapse into the left atrium during systole causing a characteristic murmur heard on auscultation
radioisotope chemical radioactive substance used as a tracer to follow a substance through the body or structure
palpitation sensation that the heart is not beating normally, possibly including "thumping," "fluttering," "skipped beats," or a pounding feeling in the chest
patent ductus arteriosus failure of the ductus arteriosus to close after birth, allowing blood to flow from the aorta into the pulmonary (lung) artery
perfusion circulation of blood through tissues or the passage of fluids through vessels of an organ
tetralogy of Fallot congenital anomaly with 4 elem: 1-pulmonary artery stenosis 2-interventricular septal defect 3-transposition of aorta both ventricles empty into aorta 4-rht ventricular hypertrophy by more work of rht ventricle
stent slender or threadlike device used to hold open vessels, tubes, or an obstructed artery
Stokes-Adams syndrome altered state of consciousness or fainting due to decreased blood flow to the brain caused by prolonged asystole (absence of muscular contraction of the heart)
thrombus blood clot that obstructs a vessel
Created by: khandoggy
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