The receptors for this sense of equilibrium are the hair cells in the semicircular canals of the inner ear. Signal detection theory approaches a person's behavior in detecting a threshold as a form of decision making . The ability to discriminate fine details when looking at something is called visual acuity . In the visual impairment of nearsightedness, or myopia , the eyeball is unusually long, so the image is focused in front of the retina. If you have normal vision, you are a trichromat , and if you are totally color blind, you are a monochromat.
Color blindness is determined genetically, is sex-linked, and occurs mostly in males .
Our ability to see objects as continuing to have the same brightness even though light may change their immediate sensory properties is called brightness constancy . The Ames Room 8. Although constructed to look normal, the Ames room has walls and windows that are trapezoidal. Max Wertheimer 9. Max Wertheimer taught at New School for Social Research in New York in the 1930s.