septum
AV bundle
heart
diastole
aorta
pulse
venule
Blood pressure
endocardium
myocardium
aortic valve
Left AV valve
The thin membrane that lines the chambers of the heart and covers the valves.
A wall dividing the chambers of the heart.
A small vessel that carries blood from the capillaries to the veins.
The muscular organ with four chambers that contracts rhythmically to propel blood through vessels to all parts of the body.
The valve between the left atrium and the left ventricle: the mitral valve: bicuspid.
the largest artery, receives blood from left ventricle.
A band of fibers that transmits impulses from the AV node to the top of the interventricular septum.
The force exerted by blood against the wall of a vessel.
The thick middle layer of the heart wall composed of cardiac muscle.
The wave of increased pressure produced in the vessels each time the ventricles contract.
the relaxation phase of the heartbeat cycle.
The valve at the entrance to the aorta.