Ventricles
the lower chambers of the heart (both left and right) that pump blood into the pulminary and systemic circulatory systems.
Purkinje Fibre
specialised cardiac muscles that conduct electrical impulses through the heart and are involved in regulating the heart beat.
Vena Cava
two main veins that carry blood to the right atrium of the heart (superior and inferior)
Vasodilation
an increase of blood flow due to the widening of blood vessels caused by relaxation
tricuspid Valve
the valve between the right ventricle and right atrium preventing back flow of blood. the right AV valve.
Vasoconstriction
decrease in the diameter of blood vessels leading to the decrease of blood flow to a particlar part of the body
Pulmonary SL valve
the valve at the beginning of the pulmonary artery which prevents backflow of blood in the right ventricle
Septum
thin membrane that serves to divide two bodily cavities or tissues (left and right of heart
Pulmonary Vein
The veins that return the oxygenated blood from the lungs to the left atrium of the heart.
Kartensatzinfo:
Autor: CoboCards-User
Oberthema: Biology
Thema: Circulatory system
Schule / Uni: WA
Ort: Calgary
Veröffentlicht: 02.11.2011
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