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8 Cards in this Set
- Front
- Back
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SINOTRIAL (SA) node |
The first site in the heart where electrical impulses are generated; often referred to as the hearts pacemaker" located in the upper right atrium |
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Septum |
A dividing wall in the heart made of think muscle which separates the right side of the heart from the left side of my he heart. |
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Superior vena cabe |
A vein that drains deoxygenated blood from the upper body into the right atrium, also called precava. |
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Systemic Circulation |
The blood flow from the heart to the body except to the lungs, the process of oxygenated blood leaving the heart through the aorta and completing a loop throughout the body via the arteries and veins. |
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Total peripheral resistance |
TPR -A change in blood pressure as blood completes the cycle from arterial blood leaving the hearth to venous blood returning to the heart. |
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Tricuspid valve |
A valve located between the right atrium and right ventricle which prevents the back flow of blood into the right atrium during ventricular systole. |
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Vasoconstruccion |
A process where blood vessels constrict, reducing in diameter, which causes the blood pressure vascular resistance, and body temperature to increase while blood flow and heart rate are decreased. |
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Vasodilatacion |
Blood vessels widen, increasing in diameter. |
