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Related Concept Videos

Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

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.
Association Areas of the Cortex01:21

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,...
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.
Working Memory01:24

Working Memory

Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this information.
Depth Perception and Spatial Vision01:15

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.
Role of Hippocampus in Memory01:19

Role of Hippocampus in Memory

The hippocampus, a critical brain structure, plays an essential role in memory processing, particularly in the formation and retrieval of memory. This small, seahorse-shaped region is located within the medial temporal lobe, with one hippocampus in each brain hemisphere. Experimental studies involving lesions in the hippocampi of rats have demonstrated significant impairments in tasks such as object recognition and maze navigation, indicating the hippocampus involvement in both recognition and...

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Related Experiment Video

Updated: May 22, 2026

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition
05:15

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition

Published on: February 19, 2018

Spatial working memory for locations specified by vision and audition: testing the amodality hypothesis.

Jack M Loomis1, Roberta L Klatzky, Brendan McHugh

  • 1Department of Psychological and Brain Sciences, University of California, Santa Barbara, Santa Barbara, CA 93106, USA. jmloomis99@gmail.com

Attention, Perception & Psychophysics
|May 4, 2012
PubMed
Summary
This summary is machine-generated.

Spatial working memory uses modality-specific tags for recent visual and auditory inputs. However, longer-term spatial representations in working memory appear to be amodal, meaning they lose their original sensory details.

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Last Updated: May 22, 2026

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Sensory Processing

Background:

  • Spatial working memory (SWM) is crucial for integrating sensory information.
  • It is debated whether SWM representations retain sensory modality information or become abstract.

Purpose of the Study:

  • To investigate if spatial representations in working memory retain modality-specific tags (visual, auditory) or become amodal.
  • To determine the impact of cross-modal versus intra-modal sequences on SWM performance.

Main Methods:

  • Participants performed a repetition detection task with auditory, visual, or mixed-modality spatial sequences.
  • Response latencies were measured to assess working memory costs.
  • Ancillary tasks verified perceptual comparability of visual and auditory stimuli.

Main Results:

  • A significant "switching cost" was observed for mixed-modality sequences when the modality changed between consecutive targets.
  • This cost suggests that recently encoded spatial representations retain modality-specific features.
  • No significant cost was found for mixed-modality sequences when targets were not immediately successive, implying amodal representations over longer durations.

Conclusions:

  • Spatial images in working memory initially retain modality-specific tags, influencing performance on immediate cross-modal switches.
  • Enduring spatial representations within working memory appear to be amodal, losing their original sensory characteristics over time.