Jove
Visualize
Contact Us

Related Experiment Videos

Visual perception--a hypothesis.

S A Doi1

  • 1Ahmadu Bello University, Zaria, Nigeria.

Medical Hypotheses
|June 1, 1991
PubMed
Summary
This summary is machine-generated.

Retinal image position perception is linked to head position, affecting after-image placement. A hypothesized resetting of the visual horizon explains why actual object perception remains stable during head movements.

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

Canadian Surgery Forum.

Canadian journal of surgery. Journal canadien de chirurgie·2022
Same author

Abstracts of presentations to the Annual Meetings of the Canadian Association of General Surgeons Canadian Association of Thoracic Surgeons Canadian Hepato-Pancreato-Biliary Society Canadian Society of Surgical Oncology Canadian Society of Colon and Rectal Surgeons: Victoria, BC Sept. 10-13, 2009.

Canadian journal of surgery. Journal canadien de chirurgie·2022
Same author

Global incidence of caesarean deliveries on maternal request: a systematic review and meta-regression.

BJOG : an international journal of obstetrics and gynaecology·2020
Same author

Total temporomandibular joint replacement prostheses: a systematic review and bias-adjusted meta-analysis.

International journal of oral and maxillofacial surgery·2016
Same author

An Improved Classification of Kidney Function Recovery Using Estimated Glomerular Filtration Rate Slope Post-transplantation.

Transplantation proceedings·2016
Same author

Caesarean delivery and the risk of offspring overweight and obesity over the life course: a systematic review and bias-adjusted meta-analysis.

Clinical obesity·2015
Same journal

Calcitonin Gene-Related Peptide-Induced Central Sensitization: A Hypothesis for Long COVID Symptoms.

Medical hypotheses·2026
Same journal

Subclinical mastitis during lactation: a modifiable risk factor for breast cancer?

Medical hypotheses·2025
Same journal

The Role of Hemispheric Sensory Shifts: Impacts on Stretch Reflex and Motor Plasticity Post-Stroke.

Medical hypotheses·2025
Same journal

Neuron-Targeted Exosome Therapy: A Novel Approach for Treating Cardiogenic Dementia via RyR2 Inhibition.

Medical hypotheses·2025
Same journal

How the Somatosensory System Adapts to the Motor Change in Stroke: A Hemispheric Shift?

Medical hypotheses·2024
Same journal

Unstable Plaque is a Treatable Cause of Cognitive Decline.

Medical hypotheses·2024
See all related articles
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

Area of Science:

  • Visual Perception
  • Neuroscience
  • Ophthalmology

Background:

  • Understanding the relationship between head position and perceived visual space is crucial.
  • Previous research has not fully explained the discrepancy between after-image and object position perception during head movements.

Purpose of the Study:

  • To investigate the link between head position information and retinal image perception.
  • To hypothesize the mechanism behind stable object position perception despite head movements.

Main Methods:

  • After-image experiments were conducted to assess retinal perception of image position.
  • Analysis focused on how head position influences after-image positioning.

Main Results:

Related Experiment Videos

  • Retinal perception of image position is demonstrably affected by head position.
  • After-image positioning is altered when head position information changes.

    • Conclusions:

    • Head position information directly influences retinal image position perception.
    • A resetting of the retinal horizon, based on head position, is proposed to maintain stable object perception.
    • After-image tilting is explained by the superimposition of images onto a reset, tilted horizon.