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Cardiovascular System - Coggle Diagram
Cardiovascular System
Layers of Heart
Pericardial Cavity is the space between the visceral & parietal layers which contains serous fluid reducing friction
Epicardium is the outermost layer, a serous membrane made up of connective tissue & epithelium
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Parietal Pericardium is the outer layer of serous membrane which lines inner surface of fibrous pericardium
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Anatomy of Heart
The heart has 4 chambers, 2 upper called the left & right atrium and 2 lower called the left & right ventricles
The heart has a superior & inferior vena-cava. That brings blood back from the systematic circuit & into the right atrium.
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Cardiac Cycle & ECG
The cardiac cycle is the atria contracting while ventricles relax and then the ventricles contact and atria's relax
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Vital signs
Pulse
A beat that can be felt on your wrists & sides of neck to determine whether someone is still alive or not
Blood Pressure
Force blood experts against the inner walls of blood vessels & BP exits all through the cardiovascular system. The term blood pressure usually refers to systemic aterial pressure.
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