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15 Cards in this Set

  • Front
  • Back
Myocardial infarction
sudden death of heart muscle and replacement with scar tissue
detioration of heart wall or abnormal thickening of interventricular septum
Cardiac tamponade
pericardial cavity fills with fluid and compresses the heart
blunt force injury
Rheumatic fever
bacterial infection that triggers antibodies which can damage bicuspid and aortic valves
septal defects
holes in interventricular and interatrial septums
coarctation of the aorta
segment that is too narrow
mitral valve prolapse
portion of mitral valve is pushed back into the left atrium during ventricuar systole
aortic stenosis
narrowing of aortic valve
ventricular fibrillation
action potential arrive at different parts of the myocardium at different times
blood not pumped, doesn't flow
MI occurs
SA node disease/damage
fails to set pace for heart contractions
AV node takes over at slower pace
40-60 bpm
premature ventricular contractions
action potentials initiated independent of SA noce
abnormal heart beats
blood supple to area of heart wall is interrupted because of blood clot in one of the coronary arteries
abnormal, irregular heart beat due to faulty production of electrical impulses or poor conduction of heart
heart block
failure of cardiac conduction system to transmut signals
missed beats, reduced rate
Tetralogy of Fallot
interventricular septal defect
aorta emerges from both ventricles
narrowed pulmonary valve
enlarged right ventricle