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colleen colleen
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Posts: 17076
13 years ago
Suppose spatial and temporal summation were not alternatives, how would the nervous system be able to control intensity of stimuli or intensity of response.
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Sunshine ☀ ☼

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13 years ago
It seems that the way the action potential functions, there is no alternative. However, if the system were changed so that some type of electrical activity like local potentials moved across the nerve fibers, there could be varying degrees of depolarization and thus variations of intensity of the stimulus.
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