Instructional Video

Repellant Ephrin Signals Guide Limb Innervations

Curated and Reviewed by Lesson Planet

The foot bone connects to the leg bone, but how? Learn about how neurons grow in the proper direction thanks to signalling. Observe what happens when they encounter a repulsive ephrin signal and the correction process that takes place.

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CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Learn more about the ephrin family of proteins
  • Compare this exercise to playing Marco Polo in the pool when only half the people in the pool are playing the game
Classroom Considerations
  • Relies on prior knowledge of axons, neurons, and growth
Pros
  • Provides links to related videos for further knowledge
  • Requires very little class time
Cons
  • None