Examlex
One revolution per minute is about:
Blind Spot
The area in the visual field that lacks detection by the retina due to the absence of photoreceptor cells where the optic nerve exits the eye.
Retina
The thin inner surface of the back of the eyeball; this surface contains the sensory receptors.
Pupil
the black circular opening in the center of the iris of the eye, which regulates the amount of light that enters the eye.
Sensation
The process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment.
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