The heart has its own electrical supply, and even if separated from a body, will continue to beat. Classes learn about the electricity of the human heart in video 26 of a series of 47. Specifically, they explore pacemaker cells, SA nod, and how defibrillators work. 

Concepts

the heart, heart anatomy, electricity

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Additional Tags

science

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Instructional Ideas

• Have classes research how manufactured pacemakers work

Classroom Considerations

• Assumes learners understand action potentials
• Pause video when colored boxes pop-up, as they contain related interesting facts and information

• This video is hosted on YouTube

Pros

• Uses high-quality images and diagrams to aid in teaching concepts
• You can view closed captioning in three different set languages or turn on auto-translate for many different language possibilities

Cons

• None

Common Core

RST.9-10.2