PSY270H1 Midterm: PSY270 Midterm 1 Prep
IMAGERY & PERCEPTION:
What is the lens, retina, and fovea.
Describe the visual pathway
What is hierarchical processing?
What is object constancy?
Define Perception.
What are perceptual rules?
Is perception automatic? Why might it seem like the opposite is true?
What are monocular depth/distance cues? Name 5.
What are binocular depth/distance cues. Name 2.
What is the difference between object centered and viewer centered theories of object
recognition? Give the pros and cons of each.
What is the inverse projection problem?
What two things did Biederman think objects were represented in terms of?
What did Biederman test with his degraded line drawings?
What did Tar and Bulthoff propose? What experiment in monkeys inspired this?
Describe the Tar and Bulthoff preferred view-points experiment.
How do people use knowledge of their environment in perception?
Define Viewpoint invariance.
What is the difference between bottom-up processing and top-down processing?
Give an example of how top down processing gives humans an advantage over computers.
What is the direct pathway model of pain perception?
Define speech segmentation.
What is the psychological component to pain perception that is not explained by the direct
pathway model?
Is perception better explained by top down or bottom up processing?
Describe Hemholtz’s theory of unconscious interference. Include a definition of the “likelihood
principle” and a definition of “unconscious inference” in your description.
Describe the Gestalt principles of organization. (Make sure to list at least 3)
What is the enviornmental regularity theory of perception.
What are physical regularities? Give 2.
What are semantic regularities? Name 1.
What is a scene schema.
What is experience dependant plasticity? Describe the greeble example.
What is Bayesian inference?
What is apparent movement? What are three components to stimuli that create apparent
movement?
What is the difference between propositional and image based representations?
If you wanted to demonstrate that mental imagery relies on image based representations which
two things would you need to show?
Describe the mental rotation experiment.
What was Cheves & Perky’s experiment in 1910?
What was O’Craven & Kanwisher experiment in 2000?
How does movement facilitate perception and vice versa? Describe the physiology underlying
these. Relate to the monkey example.
What did DF’s card mailing task example show? Relate to neuro.
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