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Unit 2

Introduction to Memory

Topic 2.3 · 18 approved practice questions

Topic summary

What this topic is about

The video introduces memory as a process involving information that is encoded, stored, and retrieved. It distinguishes kinds of memories and lays out sensory, short-term, working, and long-term memory as ways to understand how information is held and used.

Key ideas

  • Explicit memory involves conscious recall and includes episodic memories of events and semantic memories of facts.
  • Implicit memory includes information or skills expressed without deliberate recall, such as procedural memory.
  • Sensory memory briefly holds incoming input; short-term memory holds a limited amount for a short time without rehearsal.
  • Working memory involves active processing and includes a central executive, phonological loop, and visuospatial sketchpad in the model discussed.
  • The video presents long-term memory as a lasting store for knowledge and experience.

Common confusion

Short-term storage and working memory are related in the review, but working memory emphasizes actively using information.

Review connection

Review this in the Unit 2 Review video, then try the Topic 2.3 Practice Quiz.

Reviewed by Tim Steadman