How does the heart work?

A few animations to help you see how the heart works.

Please remember….OXYGEN-POOR BLOOD IS NOT BLUE!  It’s just a representation, although it has helped to perpetuate that misunderstanding.

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3 Responses to How does the heart work?

  1. finley says:

    where is the home work assigned on the 8th???

  2. Ariane says:

    it makes me dizzy…did you do that yourself? its awesome 😛

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