Relier Pairs Med Term CardiologyVersion en ligne medical terminology of the heart par Dr. David Myers 1 venule 2 myocardium 3 Blood pressure 4 aorta 5 AV bundle 6 aortic valve 7 septum 8 pulse 9 diastole 10 endocardium 11 Left AV valve 12 heart A band of fibers that transmits impulses from the AV node to the top of the interventricular septum. A wall dividing the chambers of the heart. The force exerted by blood against the wall of a vessel. The thick middle layer of the heart wall composed of cardiac muscle. the relaxation phase of the heartbeat cycle. The valve at the entrance to the aorta. The wave of increased pressure produced in the vessels each time the ventricles contract. The valve between the left atrium and the left ventricle: the mitral valve: bicuspid. The thin membrane that lines the chambers of the heart and covers the valves. 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 largest artery, receives blood from left ventricle.