Examlex
A confederacy is a political arrangement in which power is derived from a central authority.
Photoreceptors
Specialized cells in the retina of the eye that convert light into neural signals the brain can understand, critical for vision.
Optic Nerve
A bundle of more than a million nerve fibers that transmit visual signals from the retina to the brain.
Fovea
A tiny pit located in the macula of the retina, responsible for sharp central vision due to a high concentration of cone cells.
Fovea
A small depression in the retina of the eye where visual acuity is highest due to the concentration of cones.
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