title: How photoreceptor cells respond to light.
mesh_terms: D000818:Animals; D002462:Cell Membrane / Q000502:physiology; D006152:Cyclic GMP / Q000378:metabolism; D004594:Electrophysiology; D006801:Humans; D008027:Light; D008855:Microscopy, Electron, Scanning; D010786:Photoreceptor Cells / Q000502:physiology / Q000528:radiation effects*; D011188:Potassium / Q000378:metabolism; D012160:Retina / Q000502:physiology; D012374:Rod Cell Outer Segment / Q000502:physiology / Q000528:radiation effects; D012964:Sodium / Q000378:metabolism; D014785:Vision, Ocular / Q000502:physiology
chemical_list: D012964:Sodium; D006152:Cyclic GMP; D011188:Potassium