Processes & Law
What is bottom up processing?
Sensory receptors works up to the brain’s integration of sensory intimidation
What is the retina?
Inner surface of the eye containing receptor rods and cones
What is the middle ear?
The chamber between the eardrums and cochlea containing three tiny bones (hammer, anvil, and stirrup
What is the opponent process theory?
Opposing retinal processes (red-green, yellow-blue, white-black)
What is accommodation?
Process which the eye’s lens change shape to help focus images on the retina
What is the iris?
The muscle that expands and contracts to change the size of the open
What is the cochlea?
A coiled, bony, fluid-filled tube in the inner ear through which sounds waves triggers nerve impulses
What is absolute threshold?
The minimum stimulation needed to detect a particular stimulus 50% of the time
What is the Weber's Law?
A person lifting 100 lbs would need a minimum of 2 lbs to notice the difference demonstrates this law
What is the pupil?
The adjustable opening in the center of the eye through which light enters
What is the inner ear?
The innermost part of the ear through which sound waves trigger nerve impulses
What is signal detection theory?
A mother hears a baby’s cry and recognizes that it is not her baby
What is parallel processing?
Processing of several aspects of the stimulus simultaneously
What is the lens?
Transparent structure behind the pupil that changes shape to focus images on the retina
What is the auditory canal?
Timmy recently was involved in a car accident that damaged his cochlea, causing him to have this type of hearing loss
What is the difference threshold?
The minimum difference a person can detect between any two stimuli
What is top-down processing?
Processing based on what the mind or brain already knows
What is the cornea?
Alan suffering a scratch on the eye is receiving damage to the ______.
What is the basilar membrane?
A membrane like tube in the cochlea that translate vibration
What is Trichromatic theory?
The retina contain three receptor that are sensitive to red, blue and green colors