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Related Experiment Video

Updated: Feb 18, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

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[Neural Basis for Producing Temporal Order].

Shigeru Kitazawa¹

¹Graduate School of Frontier Biosciences, Osaka University.

Brain and Nerve = Shinkei Kenkyu No Shinpo

|November 25, 2017

Summary

This summary is machine-generated.

This review explores how the brain represents time. Findings suggest the precuneus and adjacent regions are crucial for both the A series (past, present, future) and B series (before/after) of temporal perception.

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Area of Science:

Neuroscience
Cognitive Science
Psychology

Background:

Temporal perception is fundamental to cognition.
Two distinct series, A and B, describe temporal positions.
Understanding neural correlates of temporal series is an ongoing challenge.

Purpose of the Study:

To review and synthesize findings on the neural representation of the A and B series of time.
To propose specific brain regions involved in processing these temporal series.

Main Methods:

Review of clinical, neurophysiological, and neuroimaging studies.
Analysis of findings related to temporal discrimination tasks.
Integration of evidence linking brain regions to temporal series processing.

Main Results:

The precuneus and posterior cingulate cortex are implicated in the A series (past, present, future).
The intraparietal cortex and left temporo-parietal junction are suggested for the B series (before/after).
Alpha rhythm, originating in the precuneus, affects B series processing.

Conclusions:

The precuneus and surrounding areas are critical for representing both A and B series of time.
Distinct neural networks likely support different aspects of temporal cognition.