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Related Concept Videos

Perception01:28

Perception

Perception is a fundamental psychological process that enables individuals to organize, interpret, and consciously experience sensory information. This process is crucial for understanding and interacting with the world around us. It includes both bottom-up and top-down processing, each playing a distinct role in how we perceive our environment.
Bottom-up processing begins at the sensory level, where receptors detect external environmental stimuli. These could include the tactile sensation of...
Sensation01:21

Sensation

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.
Absolute thresholds can quantify the sensitivity of sensory...
Natural Selection and Adaptation01:15

Natural Selection and Adaptation

Natural selection, a fundamental concept in evolutionary biology, is the mechanism by which evolution is driven, favoring organisms that are best adapted to their environments. This process enhances their chances of survival and reproduction. Adaptation, a key outcome of this process, involves genetic modifications that optimize an organism's functionality under specific environmental challenges, such as extreme cold or thinner air at high altitudes.
Beyond physical adaptations, psychological...
Introduction to Special Senses01:26

Introduction to Special Senses

Sensory receptors play an integral part in comprehending our external and internal environments. They receive diverse stimuli, converting them into the nervous system's electrochemical signals. This conversion occurs as the stimulus alters the sensory neuron's cell membrane potential, instigating the generation of an action potential. This action potential is subsequently transmitted to the central nervous system (CNS), which integrates with other sensory data or higher cognitive functions.
What is a Sensory System?01:31

What is a Sensory System?

Sensory systems detect stimuli—such as light and sound waves—and transduce them into neural signals that can be interpreted by the nervous system. In addition to external stimuli detected by the senses, some sensory systems detect internal stimuli—such as the proprioceptors in muscles and tendons that send feedback about limb position.
Neuroplasticity01:01

Neuroplasticity

Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.

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Related Experiment Video

Updated: May 16, 2026

Visualizing Visual Adaptation
04:43

Visualizing Visual Adaptation

Published on: April 24, 2017

Evolving concepts of sensory adaptation.

Michael A Webster1

  • 1Department of Psychology, University of Nevada Reno, Reno NV 89557, USA.

F1000 Biology Reports
|November 29, 2012
PubMed
Summary

Sensory systems adapt to their surroundings, adjusting responses at multiple levels, even for abstract stimuli. This widespread adaptation suggests common principles but leaves its exact purpose unclear.

Area of Science:

  • Neuroscience
  • Sensory Perception
  • Computational Neuroscience

Background:

  • Sensory systems dynamically adjust their function to environmental conditions.
  • Adaptation occurs across various processing levels, from early sensory receptors to higher cognitive areas.
  • This phenomenon is observed across diverse sensory modalities, suggesting underlying commonalities.

Purpose of the Study:

  • To investigate the common design principles of sensory adaptation.
  • To explore the functional role and purpose of adaptation in perceptual systems.
  • To understand how adaptation affects abstract representations of stimuli.

Main Methods:

  • Review of existing literature on sensory adaptation.
  • Analysis of adaptation effects across different sensory domains (e.g., visual, auditory, tactile).

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Long-term Sensory Conflict in Freely Behaving Mice

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Last Updated: May 16, 2026

Visualizing Visual Adaptation
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A Method to Study Adaptation to Left-Right Reversed Audition
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A Method to Study Adaptation to Left-Right Reversed Audition

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Long-term Sensory Conflict in Freely Behaving Mice

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  • Theoretical modeling of adaptive mechanisms in neural systems.

    • Main Results:

    • Adaptation is a ubiquitous feature of sensory processing, operating at multiple levels.
    • Similar adaptation patterns emerge across disparate sensory systems, indicating shared computational strategies.
    • Adaptation influences even abstract perceptual representations, not just raw sensory input.

    Conclusions:

    • Sensory adaptation likely serves fundamental roles in optimizing perception and behavior.
    • The universality of adaptation suggests core principles governing neural plasticity and environmental calibration.
    • Further research is needed to fully elucidate the specific adaptive benefits and functional significance across different contexts.