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Brain Imaging

Brain Imaging

Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans), magnetic resonance imaging (MRI), functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...

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Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

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Published on: February 1, 2012

Dissecting abstract, modality-specific and experience-dependent coding of affect in the human brain.

Giada Lettieri^1,2, Giacomo Handjaras², Elisa M Cappello²

¹Crossmodal Perception and Plasticity Laboratory, Institute of Research in Psychology & Institute of Neuroscience, Université Catholique de Louvain, Louvain-la-Neuve, Belgium.

Science Advances

|March 8, 2024

Summary

The brain encodes emotions abstractly, not just through specific senses. Early sensory experiences shape how the brain organizes emotional information, influencing future emotional processing.

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Area of Science:

Neuroscience
Cognitive Psychology
Sensory Processing

Background:

Emotion and perception are closely linked, with emotions often stemming from sensory information appraisal.
The neural coding of emotional experiences—whether sensory-specific or abstract—remains an open question.

Purpose of the Study:

To investigate whether the brain encodes emotional instances using a sensory-specific or abstract code.
To determine how sensory experience and modality influence emotional information processing in the brain.

Main Methods:

Collected emotion ratings during unimodal and multimodal movie presentations.
Recorded brain activity in typically developed, congenitally blind, and congenitally deaf participants.
Analyzed the association between emotional ratings and neural activity across different sensory groups.

Main Results:

Emotional instances are represented in a widespread neural network, including sensory, prefrontal, and temporal cortices.
The ventromedial prefrontal cortex shows categorical emotion representation, independent of sensory modality or experience.
The posterior superior temporal cortex encodes emotional valence using an abstract code.

Conclusions:

Brain organization of emotional information outside supramodal areas is more influenced by sensory experience than modality.
Developmental sensory input shapes the functional scaffold for representing emotional states.
Emotional processing involves abstract representations, modulated by individual sensory experience.