Q: A neuron becomes active and the action potential begins when the charge reaches a certain
level. What is this level called? - answer✔threshold of excitation
Callostomy - answer✔a surgical procedure in which the corpus callosum is severed. Split brain
patient. Can cause eyes and hands to operate independently
Transduction - answer✔The process of converting outside stimuli, such as light, into neural
activity
Q: What type of cells in the retina transmits information out of the eye? - answer✔Ganglion cells
Gestalt Principle of Closure (reitification) - answer✔Preferring complete shapes, we
automatically fill in gaps between elements to perceive a complete image; so, we see the whole
first.
Gestalt law of proximity - answer✔elements that are near each other are likely to be perceived as
part of the same configuration ( likely to see the following as lines of close-together asterisks
than 14 vertical collections of three asterisks each.)
Gestalt principle of continuation - answer✔occurs when the eye is compelled to move through
one object and continue to another object. We like to see lines rather than dashes
Gestalt principle of figure/ground - answer✔distinguish between the objects it considers to be in
the foreground of an image (the figure, or focal point) and the background (the area on which the
figures rest).
Gestalt principle of closure - answer✔We see something with missing parts as a whole
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