In mammalian eye, the 'fovea' is the centre of the visual field, where

Options

A. high density of cones occur, but has no rods
B. the optic nerve leaves the eye
C. only rods are present
D. more rods than cones are found

Answer

A

Explanation

At the posterior pole of the eye lateral to the blind spot, there is a yellowish pigmented spot called macula lutea with a central pit called the fovea. It is a thinned-out portion of the retina where the cones are densely packed. It is the point where the visual acuity(resolution) is the highest.