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Word-type effects in word-stem priming: evidence for semantic processing in the perceptual representation system?
1Department of Psychology, Agnes Scott College, Decatur, GA 30030, USA.
Perceptual and Motor Skills
|October 7, 1998
Summary
Implicit memory tasks like word-stem priming involve semantic processing. Mood influences memory recall, suggesting biases in the Perceptual Representation System and requiring a reconceptualization.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Memory Studies
Background:
- The Perceptual Representation System (PRS) is traditionally viewed as presemantic.
- Clinical evidence suggests semantic processing occurs during priming.
- The exact nature of the PRS and its interaction with semantic information remains debated.
Purpose of the Study:
- To investigate word-type effects in word-stem priming.
- To determine if semantic information is processed during implicit memory tasks.
- To explore the influence of mood on priming and memory recall.
Main Methods:
- A nonclinical sample of 41 undergraduates participated.
- Participants rated word pleasantness (threatening vs. nonthreatening).
- Implicit and explicit memory tasks were administered, alongside mood state measures (Beck Depression Inventory, State Anxiety).
Main Results:
- Nonthreatening words showed greater priming effects.
- Lower depression scores correlated with increased production of nonthreatening words.
- Threatening words were recalled better in cued recall tasks, with anxiety negatively correlating with nonthreatening word recall.
Conclusions:
- Findings support the involvement of semantic information processing during priming.
- Mood-congruent biases significantly influence memory recall.
- These results necessitate a potential reconceptualization of the Perceptual Representation System.
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