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Lecture 5

PS102 Lecture Notes - Lecture 5: Childhood Amnesia, Episodic Memory, Long-Term Memory


Department
Psychology
Course Code
PS102
Professor
Joanne Lee
Lecture
5

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PS 102 - Lecture notes
Forgetting: recent memories
Decay
- Memory trace becomes erode
- Birth of new neurons in the hippocampus leads to decay of memories in the brain region
Displacement:
- Items are pushed out of memory
Interference
Forgetting: long term memory
- Retroactive - thinking backwards
- Proactive - thinking ahead
What’s the biology of memory:
- Acetylcholine
- Consolidation of new memories
- Breakdown of acetylcholine in the synapse leads to memory loss
Amnesia:
- Infantile amnesia
- Memory loss for early childhood experiences
- Before 4 years of age: memories of faces, places, and skills but not episodic
memories (memories of life events)
- Most early episodic memories are emotional
- Causes?
- The hippocampus develops slowly
Notes about memory:
- Memory is a constructive (or deconstructive) process
- Piece together bits of information in ways that intuitively “make sense”
- Often highly inaccurate
- Schemas can distort memories
Is google hurting our memories?:
- Human beings have learned to adapt to use google efficiently
- Rely on google to help us remember facts
- Hurting our attention span
Chapter 4:
The study of changes in behaviour and mental processes:
- Over time
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