Sensation and Perception
Sensation and Perception
Vision
Hearing
Grab Bag
100
Your ability to attend to only one voice among many, even though you might be at a party where lots of people are talking.
What is cocktail effect?
100
For their difference to be perceptible, two stimuli must differ by a constant ___________________, not a constant _____________________. This is also known as Weber's Law.
What are proportion and amount?
100
This part of the eye carries information to your brain, where the thalamus will receive and distribute the information.
What is the optic nerve?
100
In waves, this determines the pitch we experience.
What is frequency?
100
In vision, the ability to adjust to an artificially displaced or even inverted visual field
What is perceptual adaptation?
200
In our everyday experiences, these 2 things blend into one continuous process.
What are sensation and perception?
200
After constant exposure to a stimulus, our nerve cells fire __________________.
What is less?
200
This is the retina's area of central focus. It is also where the cones cluster in and around.
What is the fovea?
200
To hear, we must somehow convert sound waves into neural activity. The middle ear transmits the eardrum's vibrations through a piton made of 3 tiny bones. These 2 areas of the ear bring up the rear in the hearing route.
What are the cochlea and the inner ear?
200
Pleasing tastes attracted our ancestors to this type of food that enabled their survival.
What is energy or protein-rich?
300
Detecting a weak stimulus depends not only on the signal's strength, but also on our psychological state, such as ____________, ___________, __________, and __________. (come up with 2)
What is experience, expectations, motivation, and alertness.?
300
A type of processing in which analysis begins with the sensory receptors and works up to the brain's integration of sensory information.
What is bottom-up processing?
300
"We can tell if a person is looking at a shoe, a chair, or a face, based on the pattern of their brain activity." Without these, researchers would not be able to do that.
What are feature detectors?
300
As a general rule, if we cannot talk over a noise, it is potentially ________________ to our ears.
What is harmful?
300
Two things that make depth perception possible. _______________ disparity and ________________ cues
What are retinal and binocular
400
To function effectively, we need ____________________ _____________________ low enough to allow us to detect important sights, sounds, textures, tastes, and smells.
What are absolute thresholds?
400
These two physical characteristics of light help determine our sensory experience of them.
What are hue and intensity?
400
The two theories of color vision
What are the Young-Helmholtz Trichromatic Theory and the Opponent Process Theory by Ewald Herring?
400
Damage to this part of the ear accounts for most hearing loss.
What are hair cells?
400
Failing to see visible objects when our attention is directed elsewhere. Texting and driving is an example of how this can be dangerous!
What is inattentional blindness?
500
AKA the just noticeable difference, this is the minimum difference a person can detect between any two stimuli half the time.
What is difference threshold?
500
This is the pathway light travels through the eye. First, light enters the eye through the cornea. Then....(name the 3 parts of the eye for light's pathway).
What are pupil, lens, retina?
500
This is the area of the brain where impulses from the retina are relayed en route to the visual cortex.
What is the thalamus?
500
The brain can interpret loudness from the ____________ of activated hair cells.
What is number?
500
A mental predisposition to perceive one thing and not another.
What is a perceptual set?
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