Chapter 5 Flashcards
Sensation is to __ as perception is to __
B.
Bottom-up processing; top-down processing
Process by which we organize and interpret sensory information is called
Perception
Subliminal stimuli are
Below are absolute threshold for conscious awareness
Another term for difference threshold is the — —– —–
Just noticeable difference
Webbers law states that for a difference to be perceived, two stimuli must differ by
A constant minimum percentage
Sensory adaptation helps us focus on
Important changes in the environment
Our perceptual set influences what we perceive. this mental tendency reflects our
Experiences, assumptions, and expectations
The characteristic of light that determines the Color we experience, such as blue or green, is
Wavelength
The amplitude of a soundwave determines our perception of loudness. The amplitude of a lightweight determines our perception
Brightness
The blind spot in your retina is located where
The optic nerve leaves the eye
Cons are the eyes receptor cells that are especially sensitive to____light and are responsible for our ___ vision
Bright;color
The cells in the visual cortex that response to certain line, edges, and angles are called ____ ____
Feature detectors
The brains ability to process many aspects of an object or a problem simultaneously is called
Parallel processing
Two theories together account for color vision. The young-helmholtz trichromatic theory shows that the eye contains ____, and the opponent-process theory accounts for the nervous system is having ____
Three types of color receptors ; opposing process cells
Our tendencies to fill in the gaps and to perceive a pattern of continuous are two different examples of organizing principle called
Grouping
And listening to a concert, you attend to the solo instrument and perceive the orchestra as accompaniment. This illustrates the organizing principle of
Figure ground
The visual cliff experiment suggest that
Crawling human infants and very young animals perceive depth
Depth perception underlies our ability to
Judge distance
Two examples of ____ depth cues or interposition and linear perspective
Monocular
Perceiving a tomato is consistently read, despite lighting shift, is an example of
Perceptual constancy
After surgery to restore vision, patients who had been blind from birth had difficulty
Recognizing objects by sight
And experiments, people have wineglasses it turned her visual fields upside down. After a period of adjustment, they learn to function quite well. This ability is called
Perceptual adaption
The snail shaped tube in the inner ear, where sound waves are converted into neural activity, is called the
Cochlea
The four senses that make up our sense of touch, only ____ has its own identifiable receptor cells
Pressure
