The region of the optic nerve lacking photoreceptor cells is known as the ________.

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The optic disc, also known as the blind spot, is the region where the optic nerve exits the eye, lacking photoreceptor cells. The retina is the layer of tissue that contains photoreceptor cells. The choroid is a layer of tissue that provides oxygen and nutrients to the retina. The iris is the colored part of the eye that surrounds the pupil and controls the amount of light entering the eye.

The Region of the Optic Nerve Lacking Photoreceptor Cells Is