Next stop in our tour of your sensory systems? VISION. With a little help from an optical illusion, we take a look inside your eyes to try to figure out how your sense of vision works -- and how it can be tricked.
Table of Contents
The Structure of the Eye 2:31
The Fibrous, Vascular, and Inner Layers 3:33.2
The Retina 4:56
Photoreceptors, Bipolar Cells, and Ganglion Neurons 5:09.2
Rods and Cones 6:07.5
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In this Crash Course series, Hank Green teaches most of what you should know about anatomy and physiology, perfect for a freshman-level biology course, or just your own curiosity about the human body.