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

Parallel Processing01:20

Parallel Processing

823
The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
823
Somatosensory, Motor, and Association Cortex01:23

Somatosensory, Motor, and Association Cortex

3.0K
The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
3.0K
Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

8.4K
The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
8.4K
Association Areas of the Cortex01:21

Association Areas of the Cortex

10.0K
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,...
10.0K
Vision01:24

Vision

60.8K
Vision is the result of light being detected and transduced into neural signals by the retina of the eye. This information is then further analyzed and interpreted by the brain. First, light enters the front of the eye and is focused by the cornea and lens onto the retina—a thin sheet of neural tissue lining the back of the eye. Because of refraction through the convex lens of the eye, images are projected onto the retina upside-down and reversed.
60.8K
Visual System01:26

Visual System

2.1K
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...
2.1K

You might also read

Related Articles

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

Sort by
Same author

Interactive shape and color representation in visual working memory for colored objects in the human occipitotemporal cortex.

Imaging neuroscience (Cambridge, Mass.)·2026
Same author

Using fMRI Representations of Single Objects to Predict Multiple Objects in Working Memory in Human Occipitotemporal and Posterior Parietal Cortices.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2025
Same author

Representing Visual Objects, Attention, and Load in Human Occipito-temporal and Posterior Parietal Cortices.

Journal of cognitive neuroscience·2025
Same author

Using fMRI to examine nonlinear mixed selectivity tuning to task and category in the human brain.

Imaging neuroscience (Cambridge, Mass.)·2025
Same author

Transformed Visual Working Memory Representations in Human Occipitotemporal and Posterior Parietal Cortices.

eNeuro·2025
Same author

Internal attentional window affects the processing of external stimuli depending on predictability.

Attention, perception & psychophysics·2025
Same journal

Sensorimotor Adaptation of Vocal Pitch Is Impaired in Cerebellar Ataxia.

Journal of cognitive neuroscience·2026
Same journal

Memory in the Palm of Your Hand: Smartphone-based Methods for Measuring Memory in the Wild.

Journal of cognitive neuroscience·2026
Same journal

Processing Asymmetry in Object-modifying Relative Clauses: Evidence from Functional Connectivity.

Journal of cognitive neuroscience·2026
Same journal

Extensive Experience Remodels Neural Task Circuitry to Escape the Frontal Bottleneck and Increase Automaticity of Categorization.

Journal of cognitive neuroscience·2026
Same journal

Investigating the Effects of Acute Stress on Neural Mechanisms of Self-controlled Decision-making.

Journal of cognitive neuroscience·2026
Same journal

Distilling the Neurophenomenological Signatures of Pure Awareness during Transcendental Meditation.

Journal of cognitive neuroscience·2026
See all related articles

Related Experiment Video

Updated: Feb 28, 2026

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings
07:08

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings

Published on: August 1, 2018

8.8K

Task-context-dependent Linear Representation of Multiple Visual Objects in Human Parietal Cortex.

Su Keun Jeong1, Yaoda Xu2

  • 1Korea Brain Research Institute.

Journal of Cognitive Neuroscience
|June 10, 2017
PubMed
Summary
This summary is machine-generated.

Human parietal cortex represents visual objects differently than ventral visual areas. While ventral regions show linear object combinations, parietal regions do not, suggesting distinct visual processing mechanisms.

More Related Videos

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

20.6K
Visualization of Cortical Modules in Flattened Mammalian Cortices
08:49

Visualization of Cortical Modules in Flattened Mammalian Cortices

Published on: January 22, 2018

13.9K

Related Experiment Videos

Last Updated: Feb 28, 2026

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings
07:08

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings

Published on: August 1, 2018

8.8K
Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

20.6K
Visualization of Cortical Modules in Flattened Mammalian Cortices
08:49

Visualization of Cortical Modules in Flattened Mammalian Cortices

Published on: January 22, 2018

13.9K

Area of Science:

  • Neuroscience
  • Cognitive Neuroscience
  • Visual Perception

Background:

  • Recent studies indicate robust visual object representations in the human parietal cortex, akin to those in the ventral visual cortex.
  • In ventral visual cortex, neural representations of object pairs can be approximated by averaging constituent object representations.

Purpose of the Study:

  • To investigate if a similar linear relationship exists for object representations in the human parietal cortex.
  • To compare object representation linearity between parietal and ventral visual areas.

Main Methods:

  • Utilized functional magnetic resonance imaging (fMRI) and multivoxel pattern analysis.
  • Examined fMRI response patterns to single objects and object pairs in the inferior and superior intraparietal sulcus (parietal cortex) and lateral occipital region (ventral cortex).
  • Participants performed a 1-back repetition detection task.

Main Results:

  • All examined regions (parietal and ventral) represented both single objects and object pairs.
  • The lateral occipital region replicated previous findings, showing a linear relationship for object pair representations.
  • Neither parietal region exhibited a simple linear relationship for object pair representations.
  • When task information was controlled, parietal regions showed indistinguishable representations for differently paired objects composed of the same elements, suggesting a linear relationship under specific conditions.

Conclusions:

  • Object and task representations coexist in the human parietal cortex.
  • A significant difference exists in how visual information is represented in ventral versus parietal regions, particularly concerning the linearity of object combination representations.