Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Thirst modulates a perception.

M A Changizi1, W G Hall

  • 1Department of Psychology: Experimental, Duke University, Durham, NC 27708, USA. changizi@changizi.com

Perception
|January 31, 2002
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Scaling of differentiation in networks: nervous systems, organisms, ant colonies, ecosystems, businesses, universities, cities, electronic circuits, and Legos.

Journal of theoretical biology·2002
Same author

Evidence that appetitive responses for dehydration and food-deprivation are learned.

Physiology & behavior·2002
Same author

Universal scaling laws for hierarchical complexity in languages, organisms, behaviors and other combinatorial systems.

Journal of theoretical biology·2001
Same author

'Perceiving the present' as a framework for ecological explanations of the misperception of projected angle and angular size.

Perception·2001
Same author

Effects of prior experience with dehydration and water on the time course of dehydration-induced drinking in weanling rats.

Developmental psychobiology·2001
Same author

The acquisition of an appetite.

Psychological science·2001
Same journal

Predictive models and parameter analysis for multiple tactile perceptions in skin-wet fabrics interface.

Perception·2026
Same journal

High-resolution kitsch by AI: Why society needs art, not more AI content.

Perception·2026
Same journal

Benchmarking spatial discrimination thresholds of two-frame motion defined forms compared to luminance and stereoscopic defined forms.

Perception·2026
Same journal

The effect of face masks on the perception of trustworthiness and competence in individuals with autistic traits.

Perception·2026
Same journal

The importance of external features for categorizing ethnicity: can Koreans identify Korean, Japanese, and Chinese faces?

Perception·2026
Same journal

Interoception, alexithymia, and motor congruency: Psychological drivers of body ownership in virtual reality.

Perception·2026
See all related articles

Thirst increases the likelihood of perceiving transparency in ambiguous visual stimuli. This finding suggests our basic needs can shape our perception of the world, an ecologically relevant visual system modulation.

Area of Science:

  • Psychology
  • Neuroscience
  • Perception

Background:

  • Appetitive states, such as thirst, are intuitively thought to influence perception.
  • However, scientific investigation into how basic needs modulate visual perception is limited.
  • Existing evidence suggests a potential link between internal states and sensory processing.

Purpose of the Study:

  • To investigate whether dehydration biases perception towards transparency.
  • To explore the influence of appetitive states on visual interpretation of ambiguous stimuli.
  • To determine if thirst modulates the visual system in an ecologically relevant manner.

Main Methods:

  • Recruited human subjects and induced dehydration.
  • Presented participants with ambiguous visual stimuli.

Related Experiment Videos

  • Assessed participants' tendency to perceive transparency under varying hydration levels.

    • Main Results:

    • Dehydrated subjects demonstrated a significantly higher tendency to perceive transparency.
    • This bias suggests that thirst influences the interpretation of visual information.
    • The results indicate a modulation of visual perception by an internal appetitive state.

    Conclusions:

    • Thirst can bias perception, leading individuals to perceive transparency more readily.
    • This finding supports the hypothesis that basic motivational states shape sensory experiences.
    • The visual system appears to be modulated by fundamental drives in an adaptive way.