1. Cells that are triggered by light, vibrations, sounds,touch, or chemical substances are called ________. ganglioncells bipolarcells ossicles sensoryreceptors 2. When light waves enter the eye, theyfirst pass through the _________________. iris lens pupil cornea 3. Bundles of axons from ganglion cells makeup the ______. fovea opticnerve opticschism rods andcones […]