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

Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

6.3K
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....
6.3K
Vision01:24

Vision

59.0K
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.
59.0K
Association Areas of the Cortex01:21

Association Areas of the Cortex

8.2K
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,...
8.2K
Vertebral Column: Regions and Curvature01:16

Vertebral Column: Regions and Curvature

5.7K
The vertebral column or spine is a flexible column that supports the head, neck, and body and  allows for their movements. It also protects the spinal cord.
Regions of the Vertebral Column
In an adult, the spine is subdivided into five regions: the cervical, the thoracic, the lumbar, the sacral, and the coccygeal region. The spine initially develops as a series of 33 vertebrae; after 20 years of age, the nine bones in the sacral region, five sacral, and four coccygeal bones fuse to form...
5.7K
Degree of Curvature and Radius of Curvature01:19

Degree of Curvature and Radius of Curvature

374
The degree of curvature and the radius of curvature are fundamental concepts in determining the sharpness or smoothness of a curve. The degree of curvature is a measure of how steeply a curve bends and can be determined using the chord basis or the arc basis. In the chord basis method, the degree of curvature is defined as the central angle subtended by a chord of 30.48 meters, helping in the calculation of the radius of the curve. The arc basis method defines the degree of...
374
Visual System01:26

Visual System

1.5K
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...
1.5K

You might also read

Related Articles

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

Sort by
Same author

Drop-Shaped Optical Microfiber Enabled Biomechanical Sensor.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Knowledge, Attitudes, and Practices of Orthopedic Surgical Healthcare Professionals Regarding Perioperative Anesthetic Management Under the Enhanced Recovery After Surgery (ERAS) Concept.

Journal of multidisciplinary healthcare·2025
Same author

Space- and object-based attention in patients with a single hemisphere following childhood resection.

Scientific reports·2025
Same author

Cross-sectional and longitudinal changes in category selectivity in visual cortex following pediatric cortical resection.

Communications biology·2025
Same author

Measuring Pilot Physiology During In-Flight Training and Implications for Real-Time Monitoring.

Aerospace medicine and human performance·2025
Same author

[Advances in the development of transient receptor potential melastatin 2 channel inhibitors].

Zhejiang da xue xue bao. Yi xue ban = Journal of Zhejiang University. Medical sciences·2025
Same journal

Lifespan Trajectories of the Brain's Functional Complexity Characterized by Multiscale Sample Entropy.

NeuroImage·2026
Same journal

Pleasant fragrance modulates dyadic social sharing of positive emotion: Sharer-centered socioemotional enhancement effect and its neural couplings.

NeuroImage·2026
Same journal

Altered Functional Hierarchical and Sequential Organization in Individuals with Schizophrenia during Auditory Processing.

NeuroImage·2026
Same journal

Mechanical Deformation Explains Distinct Neuroimaging Patterns and Etiologies in Brain Trauma.

NeuroImage·2026
Same journal

Ventral striatum temporal interference brain stimulation enhances the reward-positivity event-related potential and reduces anxiety.

NeuroImage·2026
Same journal

NeuroHarm‑Kit: An Open‑Source Toolbox for Benchmarking Deep‑Learning Harmonization of Multi‑Site T1‑Weighted MRI.

NeuroImage·2026
See all related articles

Related Experiment Video

Updated: Dec 11, 2025

Visualization of Cortical Modules in Flattened Mammalian Cortices
08:49

Visualization of Cortical Modules in Flattened Mammalian Cortices

Published on: January 22, 2018

13.5K

Curvature processing in human visual cortical areas.

Xiaomin Yue1, Sophia Robert1, Leslie G Ungerleider1

  • 1Laboratory of Brain and Cognition, NIMH/NIH, Building 49, Room 6A68, 49 Convent Drive, Bethesda, MD 20892, USA.

Neuroimage
|August 25, 2020
PubMed
Summary
This summary is machine-generated.

Curved shapes are crucial for object recognition. This study found a network of brain areas in humans that prefer processing curvature, similar to monkeys, and these areas overlap with face-selective regions.

Keywords:
Curvature patchesFFAMTOFAPPAaIT

More Related Videos

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns
09:42

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

6.3K
Author Spotlight: Insights into Visual Cortex Research Through Wide-View fMRI Mapping
07:11

Author Spotlight: Insights into Visual Cortex Research Through Wide-View fMRI Mapping

Published on: December 8, 2023

2.2K

Related Experiment Videos

Last Updated: Dec 11, 2025

Visualization of Cortical Modules in Flattened Mammalian Cortices
08:49

Visualization of Cortical Modules in Flattened Mammalian Cortices

Published on: January 22, 2018

13.5K
Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns
09:42

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

6.3K
Author Spotlight: Insights into Visual Cortex Research Through Wide-View fMRI Mapping
07:11

Author Spotlight: Insights into Visual Cortex Research Through Wide-View fMRI Mapping

Published on: December 8, 2023

2.2K

Area of Science:

  • Neuroscience
  • Visual Perception
  • Cognitive Science

Background:

  • Curvature is a key visual feature for object categorization, distinguishing animate from inanimate objects.
  • Previous research in monkeys identified a network of visual cortical areas preferring curvature.
  • The existence and organization of such a network in the human brain remain largely unexplored.

Purpose of the Study:

  • To investigate the presence and characteristics of curvature-preferring cortical areas in the human brain.
  • To compare human findings with previous results from rhesus monkey studies.
  • To explore the relationship between curvature preference, face-selective areas, and retinotopic organization.

Main Methods:

  • Functional magnetic resonance imaging (fMRI) at 7 Tesla was used to study human participants.
  • Stimuli varying in curvature were presented to identify responsive brain regions.
  • Principal component analysis (PCA) was applied to analyze the spatial distribution of curvature preference across visual cortex.

Main Results:

  • A network of cortical patches with a preference for curvature was identified in the human visual cortex.
  • These curvature-preferring regions partially overlapped with known face-selective areas.
  • PCA revealed distinct retinotopic organization related to curvilinear features, with central visual field bias in temporal cortex.

Conclusions:

  • The human visual cortex possesses a network that preferentially processes curvature, analogous to findings in monkeys.
  • Curvature processing is integrated with face-selective regions and organized by central-peripheral biases in temporal cortex.
  • These findings support the role of curvilinearity and central-peripheral processing in shaping human visual cortex topography.