In this video, we explore the basic anatomy of the heart's chambers, valves, and great vessels; and, we track the flow of blood through the chambers, valves, and major vessels (systemic and pulmonary circulation).

Now that we understand the structure and function of the heart, which is to pump blood all around the body, what is the blood traveling around in exactly? Those would be blood vessels. There are many kinds, like arteries, arterioles,...

The circulatory system works to transport oxygen and nutrients to cells in your body, while removing waste products (such as carbon dioxide) at the same time. This system is actually a double circulatory system, made of two circuits -...

We've learned about the structure and function of the heart, but what does it really look like in there? What would it be like to be a red blood cell, and swim around, from atrium to ventricle, in and out the major arteries and veins?...