Instructional Video
Khan Academy

Khan Academy: Changing the Pv Loop: Stroke Work in Pv Loops and Boxes

9th - 10th
Watch how PV loops can be "morphed" into PV boxes to make drawing them and thinking about them much simpler. Rishi is a pediatric infectious disease physician and works at Khan Academy.
Instructional Video
Khan Academy

Khan Academy: Changing the Pv Loop: Arterial Elastance (Ea) and Preload

9th - 10th
Understand how EA is affected by changes in preload, and in turn, how the PV loop can shift. Rishi is a pediatric infectious disease physician and works at Khan Academy.
Instructional Video
Khan Academy

Khan Academy: Changing the Pv Loop: Arterial Elastance (Ea) and Afterload

9th - 10th
First, learn the difference between arterial elastance (EA) and afterload. Then, understand how EA is affected by changes in afterload, and in turn, how the PV loop can shift. Rishi is a pediatric infectious disease physician and works...
Instructional Video
Khan Academy

Khan Academy: Changing the Pv Loop: What Is Contractility?

9th - 10th
Contractility tells us how many myosin heads are working at the end of systole; a number that goes up or down with the level of sympathetic nerve stimulation. Rishi is a pediatric infectious disease physician and works at Khan Academy....