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21 Cards in this Set
- Front
- Back
Synapses |
connections between neurons |
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Synaptogenesis |
the process of synapse development |
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Pruning |
the process of eliminating unused syapses |
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Plasticity |
the ability of the brain to change in response to experience |
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myelinization |
a process in neuronal development in which sheaths made of a substance called myelin gradually cover individual axons and electrically insulate them from one another to improve the conductivity of the nerve |
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Reticular formation |
the part of the brain that regulates attention |
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Adaptive reflexes |
reflexes, such as sucking, that help newborns survive |
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Primitive reflexes |
reflexes, controlled by "primitive" parts of the brain, that disappear during the first years of life. |
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Colic |
an infant behavior pattern involving intense daily bouts of crying totaling 3 or more hours a day |
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Dynamic systems theory |
the view that several factors interact to influence development |
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Infant mortality |
Death within the first year of life |
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Sudden infant death syndrome (SIDS) |
a phenomenon in which an apparently healthy infant dies suddenly and unexpectedly |
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Visual Acuity |
how well one can see details at a distance |
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Tracking |
the smooth movements of the eye to follow the track of a moving object |
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Auditory acuity |
how well one can hear |
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Preference technique |
a research method in which a researcher keeps track of how long a baby looks at each of two objects shown |
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Habituation |
a decline in attention that occurs because a stimulus has become familiar |
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Dishabituation |
responding to a somewhat familiar stimulus as if it were new. |
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Intermodal perception |
formation of a single perception of a stimulus that is based on information from two or more senses |
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Nativists |
theorists that claim perceptual abilities are inborn |
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Empiricists |
theorists who argue that perceptual abilities are learned |