Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated August 2025
Definition
The Atkinson-Shiffrin model is a theory of human memory that posits three distinct stages of information processing - sensory register, short term store, and long term store.
A long-lasting increase in synaptic strength between two neurons resulting from their simultaneous activation, which is believed to be a biological mechanism for learning and memory.
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