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Using 3D CGI images, we see the movement of blood through the chambers of the heart and also the pacemaker cells. Following the initial sequences, the story focuses on the case of a young mum who is having open heart surgery. It shows real-life images of the surgery and a real beating heart. It also shows how the mum's pacemaker cells restart her heart after the surgery.
This clip is from:
First broadcast:
28 September 2011

Classroom Ideas

Use this clip to introduce or recap the basic structure of the heart and explain its role in respiration. Lead the class in a discussion on cell division and its role in repair. Explain that heart cells lose their ability to proliferate early after birth and the impact this has on the body’s ability to heal damage to the heart. Compare this to damage to other parts of the body.