The ________ is a blind spot on the retina, while the ________ contains only cones and is the retinal area of greatest visual acuity. The ________ is a blind spot on the retina, while the ________ contains only cones and is the retinal area of greatest visual acuity. macula lutea, fundus fundus, macula lutea fovea centralis, optic disc optic disc, fovea centralis