Examlex
Most oceanic gyres are centered at ________ latitude.
Blind Spot
The area in the field of vision that lacks light-detecting photoreceptor cells due to the location where the optic nerve exits the eye, resulting in a lack of visual perception in this zone.
Optic Nerve
The optic nerve is a crucial part of the visual system, transmitting visual information from the retina to the brain.
Young-Helmholtz Theory
A theory of color vision that proposes three types of color receptors in the eye, responsible for the perception of red, green, and blue.
Fovea
A small depression in the retina of the eye where visual acuity is highest due to the high concentration of cones, which are responsible for color vision.
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