Narrower than normal valve that slows blood flow from the heart chamber
Valve stenosis
Volume of blood pumped from the ventricles with each heartbeat
stroke volume
Severe chest pains
angina pectoris
Fibrous tissue that covers the heart
pericardium
Heart muscle
myocardium
Cardiac muscle fibers contracting rapidly and out of step with each other
fibrillation
Heart rate less than 60 beats per minute
bradycardia
Amount of blood pumped by one ventricle per minute
cardiac aoutput
Heart attack
MI
Thin layer of smooth tissue that lines the heart chambers
Endocardium
Inflammation of the pericardium
pericarditis
a condition that allows blood to leak back into the left atrium when the left ventricle contracts
mitral valve prolapse
damage to the heart cells due to a lack of blood flow
myocardial infarction
severe chest pain that occurs when the heart muscle is deprived of oxygen
angina pectoris
a condition which contraction impulses are prevented from getting through to the ventricles
heart block
slow heart rhythm
bradycardia
rapid heart beat
tachycardia
a condition in which the cardiac muscles contract out of syn with each other
fibrillation
also called left heart failure
congestive heart failure