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| Cognitive Development | 2 |
| Cocaine | 1 |
| Conservation (Concept) | 1 |
| Drug Abuse | 1 |
| Emotional Development | 1 |
| Emotional Response | 1 |
| Extinction (Psychology) | 1 |
| Human Development | 1 |
| Infants | 1 |
| Prenatal Influences | 1 |
| Research | 1 |
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| Developmental Psychology | 2 |
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| Journal Articles | 1 |
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Peer reviewedRubin, Kenneth H. – Developmental Psychology, 1976
This study examined the resistance to conservation of quantity extinction in 180 subjects across the life span. The results indicated that both resistance judgments and explanations were found to develop in a curvilinear fashion, increasing with age until young adulthood and declining thereafter. (JMB)
Descriptors: Cognitive Development, Conservation (Concept), Extinction (Psychology), Human Development
Peer reviewedAlessandri, Steven M.; And Others – Developmental Psychology, 1993
Examined the instrumental responses and facial expressions during learning and extinction in a group of 36 cocaine-exposed infants ages 4 to 8 months and an equal number of control subjects. Findings indicated that cocaine-exposed infants expressed less interest and joy during learning and less anger and sadness during extinction than infants who…
Descriptors: Cocaine, Cognitive Development, Drug Abuse, Emotional Development
