Exploring the Heart - The Circulatory System!

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VIDEO CHAPTERS

Introducing the red blood cell - 00:00:05

What does the red blood cell do? - 00:00:21

The circulatory system - 00:00:30

How does blood move through your body? 00:01:13

How can you feel your heart move? 00:01:33

What is a heartbeat? 00:01:44

What happens when your heart beats? 00:01:54

Oxygen and the lungs - 00:03:17