TED-ED: How the heart actually pumps blood - Edmond Hui

The video explores the historical and modern understanding of the heart's function, highlighting past misconceptions and current educational challenges. It explains the heart's role in blood circulation and the complexity of its structure. A practical demonstration using a sheep or pig heart is described, showing how to simulate heart function with water, providing a hands-on learning experience. This approach helps demystify the heart's workings, making it more accessible to students and enhancing their understanding of its vital role in the body.

What steps are involved in preparing a heart for observation in a medical context?

How do the ventricular valves function during the pumping of the heart?