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The Heart & Circulation


Local Video

3613 | 28 | 2
In this live Grade 10 Life Sciences show we take a look at The Heart & Circulation. In this lesson we look at the direction of blood flow and the difference between oxygenated and doxygenated blood. We discuss the lungs and pulmonary system. We discuss the major organs and systemic system. We explain the mechanisms for controlling the cardiac cycle and heart rate (pulse).
Revision Video