In Exercises 35 44, test for symmetry and then graph each polar equation.
ALS 2304 SENSE PHYSIOLOGY (CONT.) Cones (cone shaped) Sharp, color vision 6 million Highest collection of cones in back middle of retina 3 proteins for color vision, allowing for absorption of 3 different wavelengths of light o Horizontal cells, bipolar cells, and amacrine cells make the image crisper. o Axons of ganglion cells form optic nerve o 3 layers of neurons (outgrowth of brain) Photoreceptor layer Bipolar neuron layer Ganglion neuron layer Major Processes of Image Formation o Refraction of light (when light bends)