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Related Concept Videos

Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

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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.
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Association Areas of the Cortex01:21

Association Areas of the Cortex

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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:
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Motor and Sensory Areas of the Cortex01:14

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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....
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Lobes of the Cerebrum01:22

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The cerebral cortex, a critical structure of the brain, is intricately divided into two hemispheres, each consisting of four distinct lobes: occipital, temporal, frontal, and parietal. These lobes function cooperatively to regulate various cognitive and sensory functions, forming the basis of our complex neural capabilities.
Frontal lobe
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Somatosensory, Motor, and Association Cortex01:24

Somatosensory, Motor, and Association Cortex

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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...
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Cognitivism01:17

Cognitivism

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Cognitive psychology emerged as a significant field in the mid-20th century. It focused on understanding humans' internal mental processes. This approach emphasizes how people perceive, remember, think, and solve problems—elements critical to human cognition.
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Related Experiment Video

Updated: Jun 17, 2025

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
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Orienting of attention and spatial cognition.

Michael I Posner1

  • 1University of Oregon, Eugene, USA. mposner@uoregon.edu.

Cognitive Processing
|August 9, 2024
PubMed
Summary

Humans use attention to focus on sensory information, improving perception and discrimination. Understanding attention networks may enhance spatial cognition and memory integration.

Area of Science:

  • Cognitive Neuroscience
  • Visual Perception
  • Spatial Cognition

Background:

  • Humans orient to sensory input via foveation or covert attention shifts.
  • Orienting enhances discrimination precision and prioritizes target processing.
  • Covert orienting mechanisms appear distinct from saccadic eye movements.

Purpose of the Study:

  • To investigate the role of attention in sensory processing and spatial cognition.
  • To explore the relationship between attention, feature binding, and visual cortex activity.
  • To understand how attention networks connect with memory networks for enhanced spatial cognition.

Main Methods:

  • Review of existing literature on human orienting behaviors.
  • Analysis of neural mechanisms underlying covert attention and visual feature processing.

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Related Experiment Videos

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  • Exploration of the role of attention in feature binding and segmentation.

    • Main Results:

    • Covert orienting enhances target processing and subjective intensity but is not involved in binding/segmentation.
    • Early visual cortex cells respond to color and form without attention, but features remain independent during orienting.
    • Attention networks appear separate from mechanisms involved in feature binding.

    Conclusions:

    • Understanding attention pathways is crucial for complex spatial cognition.
    • Further research into attention-memory network connections may improve orienting capabilities.
    • Enhanced orienting could lead to significant improvements in spatial cognition and memory.