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Related Concept Videos

Sensory Modalities01:15

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Sensation typically is the process by which the sensory receptors and sense organs detect stimuli from the internal and external environment and transmit this information to the central nervous system for processing.
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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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Sensation01:21

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Sensory receptors are specialized neurons that respond to specific types of external stimuli, initiating the process known as sensation. This occurs when sensory input, such as light entering the eye, is detected by these receptors, causing chemical changes in the cells of the retina. These cells then convert the sensory stimulus into action potentials that are transmitted to the central nervous system, a process termed transduction.
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Ligand-Gated Ion Channel Receptor: Gating Mechanism01:30

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Ligand-gated ion channels are transmembrane proteins that play a vital role in intercellular communication and functions of the nervous system. They allow the influx of ions across the membrane once the neurotransmitter binds, allowing the subsequent transmission of electrical excitation across the neurons. Other ligand-gated ion channels, like the γ-aminobutyric acid (GABA) receptor, permit anions like chloride into the cells on the binding of the GABA molecule. Their entry into the cell...
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Introduction to Sensory Receptors01:31

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Sensory receptors are vital in our ability to perceive and interpret the world. Sensory receptors are specialized cells in the peripheral nervous system that respond to various stimuli and enable one to experience different sensations. Based on specific criteria, sensory receptors are classified into distinct types.
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The somatosensory system is the central and peripheral nervous system component that senses and processes touch, pressure, pain, temperature, and body position or proprioception. The process of sensation takes place at three levels:
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Updated: Oct 23, 2025

P50 Sensory Gating in Infants
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The Sensory Gating Inventory-Brief.

Allen J Bailey1, Alexandra B Moussa-Tooks1,2, Samuel D Klein3

  • 1Psychological & Brain Sciences, Indiana University, Bloomington, IN, USA.

Schizophrenia Bulletin Open
|August 20, 2021
PubMed
Summary
This summary is machine-generated.

A new brief Sensory Gating Inventory (SGI-B) was developed to assess sensory processing in various conditions. This 10-item measure effectively identifies sensory gating abnormalities across psychosis spectrum disorders.

Keywords:
assessmentperceptionpsychosisschizophreniaself-reportsensory gating

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Area of Science:

  • Psychology
  • Psychiatry
  • Neuroscience

Background:

  • Sensory processing deficits are linked to psychosis and psychopathology.
  • The 36-item Sensory Gating Inventory (SGI) is widely used but lengthy.
  • A briefer measure is needed for efficient assessment of sensory gating.

Purpose of the Study:

  • To develop and validate a brief Sensory Gating Inventory (SGI-B).
  • To create a shorter, reliable measure of sensory gating for transdiagnostic research.
  • To maintain the original SGI's utility and content breadth in a brief format.

Main Methods:

  • Item reduction and selection from the original SGI using large, diverse samples (N=1552).
  • Factor analyses and item-response models were employed to create the SGI-B (10 items).
  • Validation involved assessing psychometric properties and external validity across clinical and control groups.

Main Results:

  • The SGI-B is a unidimensional, 10-item Likert-rated self-report measure.
  • It demonstrated excellent psychometric properties (alpha = 0.92).
  • SGI-B showed strong associations with psychotic symptoms, personality measures, and laboratory sensory tasks, comparable to the original SGI.

Conclusions:

  • The SGI-B is a psychometrically sound and brief tool for assessing sensory gating abnormalities.
  • Its transdiagnostic utility makes it valuable for research across various psychiatric conditions.
  • The SGI-B reduces participant and administrator burden while maintaining research utility.