Medical Terminology

Atrium: is the upper chamber of the heart
Aorta: is Largest artery in the body which is pumped out
the oxygenated blood from the left ventricle through the
aortic valve
Coronary artery: is artery vascularizing or supplies oxygen
to the heart
Mitral (bicuspid) valve: dual flap valve between the atrium
& ventricle on the left side of heart
Tricuspid valve: has three leaflets and three papillary
muscles lie between the atrium & ventricle on the right side
of heart
Valvular heart disease:
? Stenosis
? Insufficiency (Regurgitation)
Semilunar valves: are the crescent moon shape of
cusps, located between the ventricles and the arteries
that carry blood away from the heart.
Systolic pressure : highest pressure while Diastolic pressure
lowest pressure.
Sinoatrial (SA) node: in the right atrium inferior to the
superior vena cava considered a pacemaker of the heart.
Atrioventricular (AV) node: in the right atrium in the inferior
portion of the interatrial septum, picks up the signal from SA
node and transmits it through its bundle (Purkinje fibers ).
Cardiac Output: the volume of blood being pumped by the