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Related Concept Videos

Somatosensation01:33

Somatosensation

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.
Sensory Functions of the Skin01:16

Sensory Functions of the Skin

The skin is the largest organ of the human body and plays a crucial role in our sensory perception. It contains a vast network of sensory receptors that contribute to the skin's protective function by perceiving physical, biological, and environmental cues and generating relevant responses.
There are two main categories of receptors on the skin: capsulated and non-capsulated. The non-capsulated ones are mainly the pain receptors. The capsulated ones can be further categorized based on the...
Major Somatic Sensory Pathways01:28

Major Somatic Sensory Pathways

Sensory impulses related to touch, pressure, vibration, and proprioception from various body parts, such as the limbs, trunk, neck, and posterior head, travel to the cerebral cortex through the posterior column-medial lemniscus pathway. The pathway’s name derives from the two white-matter tracts that convey the impulses: the spinal cord's posterior column and the brainstem's medial lemniscus. First-order sensory neurons extend their axons into the spinal cord, forming the posterior columns...

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High-definition Transcranial Direct Current Stimulation over Right Dorsolateral Prefrontal Cortex to Enhance

Xiangyi Lyu1, Jun Wu2, Shinan Zhao1

  • 1School of Economics and Management, Jiangsu University of Science and Technology.

Journal of Visualized Experiments : Jove
|October 13, 2025
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Summary

This study explores how High-Definition Transcranial Direct Current Stimulation (HD-tDCS) impacts human metacognition in human-AI collaboration. Findings could optimize AI task delegation by understanding self-assessment during collaboration.

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Area of Science:

  • Cognitive Neuroscience
  • Human-Computer Interaction
  • Neuroscience

Background:

  • Effective human-AI collaboration hinges on appropriate task delegation.
  • Metacognition, the ability to assess one's own capabilities, significantly influences delegation decisions.
  • High-Definition Transcranial Direct Current Stimulation (HD-tDCS) is a non-invasive brain stimulation technique that can modulate cortical excitability and enhance cognitive functions.

Purpose of the Study:

  • To present a protocol for investigating the effects of HD-tDCS on human metacognition within human-AI delegation tasks.
  • To explore the neural mechanisms underlying metacognitive self-assessment in collaborative task delegation.
  • To provide a foundation for optimizing human-AI collaborative task delegation strategies.

Main Methods:

  • A protocol using HD-tDCS to stimulate the dorsolateral prefrontal cortex (DLPFC) is detailed.
  • Anodal, cathodal, or sham stimulation was applied using a portable HD-tDCS device with a five-electrode configuration.
  • Stimulation involved a 21-minute session at 2 mA current intensity.

Main Results:

  • The protocol facilitates the investigation of HD-tDCS effects on metacognition during human-AI delegation.
  • It allows for the examination of how modulating DLPFC activity influences self-assessment in collaborative tasks.
  • The method provides a framework for studying neural correlates of metacognition in human-AI interaction.

Conclusions:

  • This method offers a novel approach to studying metacognition in human-AI collaboration.
  • It lays the groundwork for understanding and enhancing human performance in AI-assisted tasks.
  • The findings are expected to contribute to the theoretical basis for optimizing human-AI collaborative task delegation.