Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Association Areas of the Cortex01:21

Association Areas of the Cortex

5.2K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
5.2K
Somatosensation01:33

Somatosensation

36.5K
The somatosensory system relays sensory information from the skin, mucous membranes, limbs, and joints. Somatosensation is more familiarly known as the sense of touch. A typical somatosensory pathway includes three types of long neurons: primary, secondary, and tertiary. Primary neurons have cell bodies located near the spinal cord in groups of neurons called dorsal root ganglia. The sensory neurons of ganglia innervate designated areas of skin called dermatomes.
36.5K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A Rare Encounter: Mammary-Like Gland Tissue in an Anal Polyp.

Cureus·2026
Same author

New psychoactive substances in roadway crash victims in California.

Frontiers in toxicology·2025
Same author

The effects of tDCS on object perception: A systematic review and meta-analysis.

Behavioural brain research·2022
Same author

Cross-modal masked priming of the tritone paradox.

Memory & cognition·2022
Same author

The utility of a new method of movement therapy on responsiveness, movement, and emotional state in a psychogeriatric population: an exploratory study.

Psychogeriatrics : the official journal of the Japanese Psychogeriatric Society·2020

Related Experiment Video

Updated: Jun 21, 2025

Stimulation Location Determination using a 3D Digitizer with High-Definition Transcranial Direct Current Stimulation
07:20

Stimulation Location Determination using a 3D Digitizer with High-Definition Transcranial Direct Current Stimulation

Published on: December 20, 2019

6.8K

HD-tDCS to the lateral occipital complex improves haptic object recognition.

Laura Cacciamani1, Daniel Tomer2, Mary Grace Mylod-Vargas2

  • 1Department of Psychology and Child Development, California Polytechnic State University, 1 Grand Ave., San Luis Obispo, CA, 93407, USA. Lcacciam@calpoly.edu.

Experimental Brain Research
|July 6, 2024
PubMed
Summary

High-definition transcranial direct current stimulation (HD-tDCS) applied to the left lateral occipital complex (LOC) enhanced tactile object recognition. This non-invasive brain stimulation technique shows promise for improving haptic perception.

Keywords:
Haptic explorationHaptic recognitionLOCNeuromodulationObject perceptiontDCS

More Related Videos

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback
05:43

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback

Published on: May 23, 2019

5.5K
Tactile Semiautomatic Passive-Finger Angle Stimulator TSPAS
04:40

Tactile Semiautomatic Passive-Finger Angle Stimulator TSPAS

Published on: July 30, 2020

2.9K

Related Experiment Videos

Last Updated: Jun 21, 2025

Stimulation Location Determination using a 3D Digitizer with High-Definition Transcranial Direct Current Stimulation
07:20

Stimulation Location Determination using a 3D Digitizer with High-Definition Transcranial Direct Current Stimulation

Published on: December 20, 2019

6.8K
Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback
05:43

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback

Published on: May 23, 2019

5.5K
Tactile Semiautomatic Passive-Finger Angle Stimulator TSPAS
04:40

Tactile Semiautomatic Passive-Finger Angle Stimulator TSPAS

Published on: July 30, 2020

2.9K

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Haptic Perception

Background:

  • Non-invasive brain stimulation techniques like HD-tDCS modulate neuronal activity.
  • The lateral occipital complex (LOC) is implicated in both visual and haptic object recognition.

Purpose of the Study:

  • To investigate the effect of anodal HD-tDCS on haptic object perception and memory.
  • To explore the role of the LOC in tactile object recognition.

Main Methods:

  • A single-blind, sham-controlled, between-subjects study.
  • Healthy participants performed haptic discrimination and recognition tasks with novel objects ('Greebles').
  • Anodal HD-tDCS (2 mA for 20 min) was applied to the left or right LOC, or sham stimulation was administered.

Main Results:

  • Left LOC stimulation (contralateral to the dominant hand) significantly improved haptic object recognition compared to sham.
  • No significant improvement was observed in haptic discrimination.
  • Right LOC stimulation (ipsilateral to the dominant hand) did not yield similar improvements.

Conclusions:

  • Anodal HD-tDCS targeting the left LOC can enhance the recognition of objects perceived through touch.
  • The findings support the LOC's role as a multimodal structure crucial for object recognition across visual and haptic modalities.