This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Lateral Inhibition. en Lateral inhibition can be used in vision If signal coming from the left three blue arrows activates all three neurons and but affects with the strongest signal or first then fires rightwards down the axon but also sends signals to neurons and broken red arrow not to fire The result is sharper signal pink arrow