Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Depth Perception and Spatial Vision

Depth Perception and Spatial Vision

Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.

Conserved Binding Sites

Conserved Binding Sites

Conserved Binding Sites

Conserved Binding Sites

Many proteins’ biological role depends on their interactions with their ligands, small molecules that bind to specific locations on the protein known as ligand-binding sites. Ligand-binding sites are often conserved among homologous proteins as these sites are critical for protein function.
Binding sites are often located in large pockets, and if their location on a protein’s surface is unknown, it can be predicted using various approaches. The energetic method computationally...

Association Areas of the Cortex

Association Areas of the Cortex

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,...

Somatosensation

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.

Visual System

Visual System

Light enters the eye through the cornea, a transparent, dome-shaped surface covering the surface of the eyeball that helps to direct and focus incoming light. This light is then channeled toward the pupil, an adjustable opening whose size is controlled by the iris. The iris, a pigmented muscle, regulates the amount of light entering the eye by contracting or dilating the pupil, thereby ensuring optimal light levels for clear vision.
Once through the pupil, the light passes through the lens, a...

You might also read

Related Articles

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

Sort by

Same author

The mind's average: Unseen, internally generated ensemble representations can guide visual attention.

Attention, perception & psychophysics·2026

Same author

'Not so intuitive' physics: Orientation supersedes stability in prioritizing attention.

Psychonomic bulletin & review·2025

Same author

Rapid development of inhibitory effects in response to novel features: It's mostly target-feature enhancement.

Psychonomic bulletin & review·2025

Same author

Examining visual prior entry of semantic affective valences: positive is biased over negative.

Cognition & emotion·2025

Same author

Selectively attended information is obligatorily encoded into visual working memory.

Journal of experimental psychology. Human perception and performance·2025

Same author

The fate of visual working memory items after their job is done.

Journal of vision·2025

Search research articles

Related Experiment Video

Updated: May 1, 2026

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Published on: January 15, 2018

Reduced visual feature binding in the near-hand space.

Davood G Gozli¹, Julie Ardron, Jay Pratt

¹Department of Psychology, University of Toronto, 100 St. George Street, Toronto, Ontario, M5S 3G3, Canada, d.gharagozli@mail.utoronto.ca.

Attention, Perception & Psychophysics

|April 11, 2014

Summary

Visual processing near the hands relies more on the magnocellular pathway, reducing feature binding. This shifts perception from object-based to feature-based, impacting how we see unified objects.

More Related Videos

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance

Published on: March 19, 2020

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Published on: April 21, 2023

Related Experiment Videos

Last Updated: May 1, 2026

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Published on: January 15, 2018

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance

A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance

Published on: March 19, 2020

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Published on: April 21, 2023

Area of Science:

Cognitive psychology
Neuroscience
Visual perception

Background:

Visual information processing differs in near-hand versus far-hand space.
The magnocellular (M) and parvocellular (P) pathways may explain these differences.
M pathway is action-oriented; P pathway is perception-oriented.

Purpose of the Study:

To investigate how hand proximity affects visual feature binding.
To test the hypothesis that reduced P pathway contribution in near-hand space impairs feature binding.

Main Methods:

Two experiments were conducted to assess feature binding.
Participants' visual perception was analyzed in near-hand and far-hand conditions.

Main Results:

Reduced feature binding was observed in near-hand space compared to far-hand space.
This finding supports the proposed differential contribution of M and P pathways.

Conclusions:

Hand proximity alters visual processing by increasing M pathway and decreasing P pathway contributions.
This shift promotes a feature-based perceptual mode over an object-based one.