ACCT 2001 Chapter : Ch 6 Notes
Document Summary
Place theory theory of pitch that states that different pitches are experienced by the stimulation of hair cells in different locations on the organ of conti. Frequency theory theory of pitch that states that pitch is related to the speed of vibrations in the basilar membrane. Just noticeable difference- smallest difference between two stimuli that is detectable 50% of the time. Trichromatic- theory of color vision that proposes three types of cones: red, blue, green. Sensation occurs when special receptors in the sense organs eyes, ears, nose, skin and taste buds are activated, allowing various forms of outside stimuli to become neural signals in the brain. Cues for perceiving depth base on one eye only. Cues for perceiving depth base on both eyes. Sensory adaptation - tendency of sensory receptor cells to become less responsive to a stimulus that is unchanging. Light adaptation the recovery of the eye"s sensitivity to visual stimuli in light after exposure to darkness.
