[BIOLOGY MODULE] The Circulatory System: Blood, Blood Vessels and the Heart

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We compiled lecture videos about the human circulatory system and its parts: blood, blood vessels and heart.

Circulatory System (Overview)

Paul Andersen surveys the circulatory system in humans. He begins with a short discussion of open and closed circulatory systems and 2,3, and 4-chambered hea...

Blood

Now that we've talked about your blood vessels, we're going to zoom in a little closer and talk about your blood itself. We'll start by outlining the basic c...

Now that we've talked about your blood vessels, we're going to zoom in a little closer and talk about your blood itself. We'll start by outlining the basic c...

Blood Vessels

Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer ...

And now we return to blood vessels. In this episode, we start discussing what blood pressure is, how it can become "high", and what that means for our health...

Heart

Your heart gets a lot of attention from poets, songwriters, and storytellers, but today Hank's gonna tell you how it really works. The heart's ventricles, at...

Today we're talking the heart and heart throbs -- both literal and those of the televised variety. Hank explains how your heart's pacemaker cells use leaky m...

Additional Discussion

This animation features the heart and circulatory system and how they work. For more information, visit: ► http://www.mayoclinic.com/health/heart-disease/DS0...