Why the blob system can process information about colors but not movement
The mechanism that enables the blob system to distinguish between stationary objects
The mechanism that enables the magno system to carry information about shape discrimination
24. According to the passage, which of the following is true of the visual system?
It processes visual signals in three consecutive stages.
It processes visual signals through separate processing systems in the brain.
It consists of only three separate systems.
It consists of a single hierarchical system rather than a multipartite system.
It consists of separate system with high overlap in processing functions.
25. The author mentions a black-and-white photograph most probably in order to explain
how the parvo system distinguishes between different shapes and colors
how the magno system uses luminosity to identify borders between objects
the mechanism that makes the magno system color-blind
why the magno system is capable of perceiving moving images
the brightness ratio at which colors become indistinguishable to the parvo system
26. The author uses all of the following in the discussion in the third paragraph EXCEPT:
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