30 Questions
What prompted cognitive scientists to start studying the neural implementation of cognitive tasks?
The development of functional neuroimaging in the 1980s
What is the primary function of the ventral stream in visual processing?
Perception of form
Which level of Marr's tri-level hypothesis is concerned with the problem's output?
Computational level
What is the name of the hypothesis that proposes two pathways of visual processing?
Ungerleider and Mishkin's two visual systems hypothesis
In which part of the brain does the dorsal stream of visual processing end?
Posterior parietal cortex
What is the primary location of the 'what' and 'where' pathways in the human visual system?
Extrastriate cortex
What percentage of Americans are red-green colorblind, according to the tweet?
8%
What is the primary function of opponent-process cells in the context of color perception?
To respond to pairs of primary colors
What is the result of the opposing center-surround response of color-sensitive receptor cells?
Color afterimages
Which of the following best describes the Green Dot Illusion?
A phenomenon where colors appear as their opposing colors
In the context of marketing, which color would be most appealing to someone seeking a 'rugged' product?
Red
What is the correct sequence of color processing in the human visual system?
Cones respond to color stimuli, then opponent-process cells respond
What is the purpose of the algorithmic level in visual processing?
To specify how the data is to be transformed and what the order of steps is
What is the main problem that needs to be solved in the three stages of Marr's model of visual processing?
Object constancy
What is the purpose of the second stage of Marr's model of visual processing?
To group features that are similar in size and orientation
What is the result of the first stage of Marr's model of visual processing?
A raw primal sketch of the image
What is the purpose of the 2.5-D sketch in Marr's model of visual processing?
To represent the image in a viewer-centered way
What is the purpose of the 3-D sketch in Marr's model of visual processing?
To establish object constancy
What is the primary function of the LGN in the human visual system?
To project information to the primary visual cortex
What type of cells in area V1 are sensitive to the presence of line segments with a particular orientation?
Simple cells
What is the main factor that determines depth perception in the human visual system?
Retinal disparity
What is the primary defect in people with color vision deficiency?
Lack of red- or green-sensitive cones
What is the function of area V2 in the human visual system?
To process complex features of the visual field
What is the anatomically distinct region of the brain where information processing proper begins?
Striate cortex
What is the primary pathway that information follows in the ventral pathway of the human visual system?
From V2 to V4 and then to inferior temporal cortex (ITC)
What is the term for the rare neurological condition where people who are blind in one or both visual fields can still 'guess' above chance?
Blindsight
What is the color associated with the quality of sophistication?
Black, pink, purple
What is the name of the area in the inferior temporal cortex (ITC) responsible for face recognition?
Fusiform face area
What is the similarity between the human visual system and neural networks in terms of information processing?
They are both organized in a hierarchical manner
What is the quality associated with the color brown?
Ruggedness
Test your understanding of visual perception and imagery, including Marr's tri-level hypothesis, hierarchical organization of visual processing, and how mental representations are stored in the brain.
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