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BASIC PRINCIPLES
Thresholds & Other
Visual & Auditory
Other
Essay Questions
100
What is Sensation?
What is Sensation is the process by which our sensory receptors and nervous system receive and represent stimulus from our environment.
100
Theory predicting how and when we detect the presence of a faint stimulus amid backhground simulation (noise)
What is Signal Detection Theory
100
Visual receptors that respond to dim light
What is Rods
100
Experence and assumptions that form a filter through which we percieve the world in predisposed ways
What is Perceptual Set
100
___ does not prove _____
What is Correlation, Causation
200
the process by which the brain organizes and interprets sensory input
What is Perception?
200
Explain the relationship between prime and subliminal
What is if a stimulus is not detected, it can prime an individual to respond differently to later question
200
What are the first three areas light has to pass through when entering the eye
What is cornea,pupil, iris
200
Our tendency to see objects as unchanging while the stimuli from them change in size, shape and lightness is called
What is Perceptual Constancy
200
What type of research uses surveys?
What is Correlational
300
process of converting one form of energy into anther that your brain can process
What is Transduction
300
What is Sensory Adaptation and give an example
What is a change over time in responsiveness of the sensory system to a constant stimulus. It is usually experienced as change in the stimulus if one enters a very hot bath, he will feel its heat, but after a few minutes he will cease to feel its heat.
300
An electronic device that restores hearing among nerve-deafened people
What is cochlear implant
300
the lens focuses the rays by changing it's curvature in a process called
What is Accomodation
300
Explain the difference between the Independent Variable and the Dependent Variable
What is IV is manipulated DV is measured
400
principle that one sense may influence another. Ex: Smell plus texture plus taste equals flavor
What is Sensory Interaction?
400
You make up a question for the opposite team, if they get it right, you both get a point.
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400
We locate sound by sensing differences in ___ and ____ which it reaches our ears
What is speed, loudness
400
theory that implies that the receptors do their color magic in terms of three. Those colors are red, green and blue
What is Helmholtz trichromatic Theory
400
Explain the numerator and denominator
What is Numerator is the difference between variables and the Denominator is the difference within variables.
500
According to your textbook what variable is being measured in this video? http://www.youtube.com/watch?v=p6cqNhHrMJA
What is Depth Perception
500
Explain the difference between Absolute and Different Thresholds
absolute threshold is the smallest detectable level of a stimulus. Difference threshold is the smallest difference in stimulus level which is detectable.
500
Seeing objects as having a constant hue relative to surrounding objects
What is Color constancy
500
What are the 5 principles of Perceptual Grouping?
What is -- figure ground, proximity, similar objects get grouped together, continuous patterns merge even when they could be perceived as discrete series of shapes, links connect and unify objects, fill in gaps to create closure (complete sets)
500
Name 3 elements that are essential to a good experimental desgin
IV, DV, Random Assignment