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Related Concept Videos

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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...
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Sensory memory captures information from the environment in its original form for a very brief duration, just long enough to be exposed to visual, auditory, and other senses. This type of memory is detailed and rich but quickly lost unless certain strategies are employed to transfer it into short-term or long-term memory. Sensory information is continuously bombarding the human brain, yet only a small fraction is absorbed, as most of it does not significantly impact daily life. For instance,...
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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.
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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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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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Visuospatial working memory abilities and spontaneous sensations perception.

Sara Salgues1,2, Gaën Plancher1,2, George A Michael1,2

  • 1Université de Lyon, Lyon, France.

Somatosensory & Motor Research
|June 28, 2021
PubMed
Summary
This summary is machine-generated.

Visuospatial working memory capacity influences body awareness. Lower working memory performance, particularly with distractions, is linked to fewer spontaneous bodily sensations (SPS) and altered perception.

Keywords:
Spontaneous sensationscognitive loaddecayinterferencevisuospatialworking memory

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Perception

Background:

  • Body awareness involves attending to visuospatial body representations, which are transferred to working memory.
  • Both body awareness and working memory utilize similar cognitive processes and engage common parietal brain regions involved in perception.

Purpose of the Study:

  • To investigate if visuospatial working memory abilities explain individual differences in perceiving spontaneous bodily sensations (SPS) when attending to the body.
  • To explore the relationship between specific working memory mechanisms (decay, interference, cognitive load) and the perception of SPS.

Main Methods:

  • Participants completed two visuospatial working memory tasks: a Brown-Peterson task to assess representational decay and a complex span task to evaluate interference and cognitive load.
  • A standard spontaneous bodily sensation (SPS) task was administered, focusing on the localization and characterization of sensations perceived on the hands.

Main Results:

  • Reduced performance in visuospatial working memory, specifically concerning decay, distractors' interference, and cognitive load, correlated with a lower frequency of SPS.
  • Impaired performance due to cognitive load predicted diminished perception of surface-type sensations, while strong performance despite interference enhanced SPS perception in less sensitive hand areas.

Conclusions:

  • Visuospatial working memory processes, including managing decay, interference, and load, play a role in modulating body awareness.
  • These findings suggest that working memory mechanisms contribute to the variability in spontaneous bodily sensation perception and potential perceptual distortions of the body.