The Evolution of the Heart (A Love Story)

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Not all hearts are the same, but their functions are similar. An instructor discusses the origin of the first organisms with a heart in a video lesson from the PBS Eons series. The lesson includes discussion of the evolution of the heart's function and the variation in the different types of hearts in numerous species.

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CCSS: Adaptable
Instructional Ideas

  • Incorporate during a unit on the circulatory system
  • Create a graphic organizer to take notes on the three different types of hearts in arthropods, mollusks, and vertebrates
Classroom Considerations

  • An understanding of the function of the heart is helpful

  • Uses diagrams and animations to demonstrate the functions and structures of different hearts
  • A short video packed with a large amount of information

  • None