<prompt> Most sensitive part of retina isMaculaFovea-centralisOptic discPeripheral-retina  <response>: Ans. is b i.e Fovea Centralis Fovea centralis, is a depression or pit situated at the posterior pole of eye, 3 mm to the temporal side of the optic disc.Here the retinal layer consists only of cones and other layers are completely absentFovea is the most sensitive part of retinaFovea is surrounded by a small area, the macula lutea, which although not so sensitive, in more so than other parts of retina. 