Choose the correct option.
The region of the vertebrate eye, where the optic nerve passes out of the retina, is called the:
(a) fovea
(b) iris
(c) blind spot
(d) optic chaisma
(c) Blind spot
The region of the vertebrate eye, where the optic nerve passes out of the retina, is called the blind spot. Photoreceptors are absent in this region.