Vision: Crash Course A&P #18

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 *** Crash Course is now on Patreon! You can support us directly by signing up at