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Role of Hippocampus in Memory

Role of Hippocampus in Memory

The hippocampus, a critical brain structure, plays an essential role in memory processing, particularly in the formation and retrieval of memory. This small, seahorse-shaped region is located within the medial temporal lobe, with one hippocampus in each brain hemisphere. Experimental studies involving lesions in the hippocampi of rats have demonstrated significant impairments in tasks such as object recognition and maze navigation, indicating the hippocampus involvement in both recognition and...

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Related Experiment Video

Updated: Mar 26, 2026

Horizontal Hippocampal Slices of the Mouse Brain

Horizontal Hippocampal Slices of the Mouse Brain

Published on: September 22, 2020

Does the Hippocampus Map Out the Future?

Daniel Bendor¹, Hugo J Spiers¹

¹Institute of Behavioural Neuroscience, Department of Experimental Psychology, Division of Psychology and Language Sciences, University College London, London, UK.

Trends in Cognitive Sciences

|February 3, 2016

Summary

This summary is machine-generated.

The hippocampus, known for memory and navigation, may also simulate future events. New data challenges the idea that these simulations occur without prior experience.

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Last Updated: Mar 26, 2026

Horizontal Hippocampal Slices of the Mouse Brain

Horizontal Hippocampal Slices of the Mouse Brain

Published on: September 22, 2020

Longitudinal Two-Photon Imaging of Dorsal Hippocampal CA1 in Live Mice

Longitudinal Two-Photon Imaging of Dorsal Hippocampal CA1 in Live Mice

Published on: June 19, 2019

Translational Brain Mapping at the University of Rochester Medical Center: Preserving the Mind Through Personalized Brain Mapping

Translational Brain Mapping at the University of Rochester Medical Center: Preserving the Mind Through Personalized Brain Mapping

Published on: August 12, 2019

Area of Science:

Neuroscience
Cognitive Psychology

Background:

The hippocampus is crucial for memory consolidation and spatial navigation.
A proposed third function involves simulating future events.

Purpose of the Study:

To investigate the role of prior experience in hippocampal future simulation.
To critically evaluate recent claims regarding novel future simulations.

Main Methods:

Review and analysis of newly published neuroscientific data.
Comparison of neural patterns during simulation with prior experience.

Main Results:

Evidence suggests hippocampal future simulation is influenced by past experiences.
Newly published data challenges the concept of simulations arising from entirely novel neural patterns.

Conclusions:

The hippocampus's role in future simulation may be more dependent on existing memories than previously suggested.
Further research is needed to fully understand the interplay between experience and future simulation in the hippocampus.