feldman critical thinkng exercise 2

feldman critical thinkng exercise 2 - Critical thinking...

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Critical thinking exercise 2 1. Briefly explain the process of “synaptic pruning”. Synaptic pruning is the method in which the infant’s brain disposes of the neurons that are not used for connecting with other neurons. Since an infant has many more neurons than are necessary, any neurons that are not used are eliminated, allowing the neurons that remain to become more specialized and effective. 2. Briefly discuss the classic study by developmental psychologists Gibson & Walk and the “visual cliff”. In this study, infants 6-14 months were placed on a glass sheet with a floor pattern under it that dropped off like a cliff. The study was used to determine if the infants would crawl across the “cliff” when called by their mothers. The infants would get to the edge of the “cliff” but would not cross it, establishing that depth perception was already developed in that age of infants. It did not establish when depth perception was developed, but infants younger than 6 months had other negative responses to the “cliff.” 3. Briefly describe how information processing approach is analogous to a
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feldman critical thinkng exercise 2 - Critical thinking...

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