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El lado somatosensorial del affordance: cómo ver un objeto influye en el tacto

M Galigani¹, M Romeo², V Bruno¹

¹MANIBUS Lab, Department of Psychology, University of Turin, Via Verdi 10, 10124 Turin, Italy.

|August 24, 2025

Resumen

La observación de objetos comprensibles mejora el procesamiento somatosensorial, activando representaciones táctiles a través de señales visuales. Esto demuestra cómo la visión sola puede desencadenar la actividad cerebral relacionada con el tacto, destacando la integración multisensorial en la percepción de objetos.

Área de la Ciencia:

La neurociencia
Ciencias cognitivas
Integración sensorial

Sus antecedentes:

La percepción de objetos es un proceso multisensorial, que integra información visual y somatosensorial.
Las posibilidades de los objetos, o oportunidades de interacción, están influenciadas por las propiedades de los objetos y las habilidades de los organismos.
Investigaciones previas muestran que las capacidades visuales modulan la actividad motora y las respuestas somatosensoriales.

Objetivo del estudio:

Investigar si la percepción visual de objetos asequibles modula la actividad evocada somatosensorial.
Para explorar la representación de las posibilidades dentro del sistema somatosensorial.
Para determinar si la observación de objetos palpables mejora el procesamiento táctil.

Principales métodos:

Los participantes vieron imágenes de objetos asequibles y no asequibles.
El sistema somatosensorial fue probado con estímulos táctiles en los dedos índices durante la presentación visual.
Se midieron los potenciales evocados somatosensoriales (SEPs) para evaluar el procesamiento táctil.

Principales resultados:

Ver objetos que se pueden agarrar mejora significativamente el procesamiento somatosensorial.
Se registraron mayores potenciales evocados somatosensoriales cuando los participantes vieron objetos asequibles en comparación con los no asequibles.
Esto sugiere que la visión de las prestaciones activa las representaciones somatosensoriales asociadas.

Conclusiones:

La percepción visual de los objetos modula la actividad evocada somatosensorial.
La observación de objetos puede desencadenar respuestas somatosensoriales vinculadas a acciones potenciales.
Estos hallazgos apoyan la naturaleza dinámica y multisensorial de la percepción e interacción de objetos.

Palabras clave:

Capacidad económica Procesamiento multisensorial Percepción de objetos El sistema somatosensorial Las asociaciones visuales y táctiles

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