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Updated: Apr 13, 2026

Long-term Sensory Conflict in Freely Behaving Mice

Long-term Sensory Conflict in Freely Behaving Mice

Published on: February 20, 2019

Dissociating visual and motor directional selectivity using visuomotor adaptation.

Shlomi Haar¹, Opher Donchin², Ilan Dinstein³

¹Departments of Brain and Cognitive Sciences, Zlotowski Center for Neuroscience, Ben-Gurion University of the Negev, Beer-Sheva 8410501, Israel haar@post.bgu.ac.il.

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience

|May 1, 2015

Summary

Neural populations show directional selectivity in motor control. This study reveals motor areas retain movement direction information even with altered visual feedback, while the posterior parietal cortex (PPC) stores new visuomotor mappings.

Keywords:

MVPA directional selectivity fMRI out-and-back reaching visuomotor rotation

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Area of Science:

Neuroscience
Motor Control
Human Brain Imaging

Background:

Directional selectivity is crucial for visually guided hand movements in primate motor areas.
Understanding how neural populations adapt to altered visual feedback is key to motor learning research.

Purpose of the Study:

To investigate changes in directional selectivity of fMRI patterns during visuomotor adaptation.
To determine how the brain represents movement direction and target location when visual feedback is rotated.
To identify the brain region responsible for storing newly learned visuomotor mappings.

Main Methods:

Simultaneous recording of movement kinematics and functional Magnetic Resonance Imaging (fMRI) in human subjects.
Subjects performed reaching movements before and after adapting to a 45° visuomotor rotation.
A classification algorithm decoded movement direction from fMRI patterns in various brain areas.

Main Results:

Directionally selective fMRI patterns were found in motor and visual areas, successfully decoding movement direction within conditions.
Motor areas decoded original movement direction, while visual areas decoded rotated target location when tested across conditions.
Posterior Parietal Cortex (PPC) showed chance-level decoding initially but altered patterns after adaptation, suggesting it stores the new visuomotor mapping.

Conclusions:

Directionally selective fMRI patterns in motor areas represent movement direction independently of visual feedback.
fMRI patterns in visual areas represent target location irrespective of movement direction.
Altered fMRI patterns in PPC post-adaptation indicate its role in storing learned visuomotor transformations.