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

From sensory processes to conscious perception.

Justin S Feinstein1, Murray B Stein, Gabriel N Castillo

  • 1Laboratory of Biological Dynamics and Theoretical Medicine, University of California, San Diego, USA. jfeinstein@ucsd.edu

Consciousness and Cognition
|May 12, 2004
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

Empathy motivation is preserved following amygdala damage.

Brain : a journal of neurology·2026
Same author

Thubunaea acostai sp. nov. (Nematoda: Physalopteridae) from the lizard Liolaemus gracielae (Squamata: Iguania: Liolaemidae) in Argentina.

Annals of parasitology·2024
Same author

Synhimantus (Dispharynx) nasuta (Nematoda: Acuariidae) on the Green-barred Woodpecker Colaptes melanochloros (Aves: Picidae) in Argentina.

Annals of parasitology·2024
Same author

Reduced Environmental Stimulation Therapy (REST) in anxiety and depression: An experience sampling study.

Journal of mood and anxiety disorders·2024
Same author

A randomized controlled safety and feasibility trial of floatation-REST in anxious and depressed individuals.

PloS one·2024
Same author

Induction of altered states of consciousness during Floatation-REST is associated with the dissolution of body boundaries and the distortion of subjective time.

Scientific reports·2024
Same journal

Task-induced transient depersonalization- and derealization-like experiences: a comparative examination of mirror gazing and fixed attention tasks.

Consciousness and cognition·2026
Same journal

Information compression trumps accuracy when viewing groups of faces.

Consciousness and cognition·2026
Same journal

Memory for scene details in eye-movement behavior, with and without awareness.

Consciousness and cognition·2026
Same journal

When one part feels, the whole belongs: associations between local touch referral and illusory full-limb ownership in individuals with leg amputation.

Consciousness and cognition·2026
Same journal

Inhibitory control and mind wandering; more difficult inhibition decreases mind wandering, within limits.

Consciousness and cognition·2026
Same journal

Autism and Aphantasia.

Consciousness and cognition·2026
See all related articles

Researchers investigated how sensory information reaches awareness using functional magnetic resonance imaging (fMRI) during an attentional blink task. Brain activity in specific prefrontal areas predicted conscious perception, offering insights into the neural basis of awareness.

Area of Science:

  • Cognitive Neuroscience
  • Neuroimaging
  • Consciousness Studies

Background:

  • Understanding how sensory input becomes consciously perceived is a key challenge in cognitive neuroscience.
  • The attentional blink paradigm reveals instances where visual stimuli, despite being processed, fail to reach awareness.

Purpose of the Study:

  • To investigate the neural correlates of conscious perception during the attentional blink.
  • To identify brain regions whose activity predicts conscious awareness of visual stimuli.

Main Methods:

  • Event-related functional magnetic resonance imaging (fMRI) was employed.
  • Participants underwent a visual attentional blink task.
  • Analysis focused on brain activation in anterior cingulate, medial prefrontal, and frontopolar cortices.

Related Experiment Videos

Main Results:

  • Activation magnitude and temporal dynamics in the anterior cingulate (BA 32), medial prefrontal cortex (BA 9), and frontopolar cortex (BA 10) predicted conscious perception.
  • These specific brain regions showed differential activity patterns related to whether a stimulus was consciously perceived or missed.

Conclusions:

  • The findings support a neural framework for conscious processing.
  • Specific prefrontal cortical regions play a critical role in gating sensory information access to awareness.