Cardiac Below are links to all articles related to the cardiovascular system. Blood flow through the heart.This article describes how a bolus of blood moves through the heart.Click the picture or the link to the right to go to the article.Read More Cardiac OutputThis article details cardiac output and its clinical significance.Click the picture or the link to the right to go to the article.Read More Ejection FractionThis article details Ejection Fraction and its clinical significance.Click the picture or the link to the right to go to the article.Read More ECG CourseThis is a refresher course designed to walk to the reader through what ECG and the various dysrhythmias seen on ECG.Click the picture or the link to the right to go to course page.Read More