Jove
Visualize
Contact Us

Related Experiment Videos

Visual cues and perceived reachability.

Carl Gabbard1, Diala Ammar

  • 1Texas A&M University, USA. c-gabbard@tamu.edu

Brain and Cognition
|September 13, 2005
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

Effectiveness of affordances on physical literacy and quality of life: investigating the nonlinear approach of fundamental movement skills and a selection of handball sports skills.

BMC pediatrics·2025
Same author

A randomised controlled school-based nutritional intervention in five Middle Eastern countries: Ajyal Salima improved students' dietary and physical activity habits.

Public health nutrition·2023
Same author

Maternal Emotional Intelligence and the Provision of Child Motor Affordances.

Children (Basel, Switzerland)·2022
Same author

Effects of affordances in the home environment on children's personal-social, problem-solving, and communication skills.

Child: care, health and development·2020
Same author

Associations Between the Developmental Coordination Disorder Questionnaire - Brazilian Version (DCDQ-BR) and Motor Competence in School-Age Children.

Physical & occupational therapy in pediatrics·2019
Same author

The Impact of Home Motor Affordances on Motor, Cognitive and Social Development of Young Children.

Iranian journal of child neurology·2019
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

This study found that both binocular and monocular vision provide sufficient visual information for accurate perception of reachability at midline. Visual cues effectively guide judgments, regardless of whether one or both eyes are used.

Area of Science:

  • Neuroscience
  • Perception Psychology
  • Human Motor Control

Background:

  • Studies show a tendency to overestimate perceived reachability at midline compared to actual movement.
  • Previous explanations focused on postural constraints and whole-body calibration.

Purpose of the Study:

  • To investigate the role of binocular and monocular visual cues in perceived reachability.
  • To determine if visual information influences accuracy in judging reachability at midline.

Main Methods:

  • Right-handed participants judged target reachability at midline.
  • Conditions included binocular vision (both eyes open), dominant eye occlusion, and non-dominant eye coverage.
  • Total error and mean bias (direction of error) were analyzed.

Related Experiment Videos

Main Results:

  • Participant accuracy in judging reachability did not significantly differ across the tested visual conditions.
  • Analysis of error direction (mean bias) showed effective accuracy across binocular and monocular conditions.
  • Only marginal distinctions in accuracy were observed between monocular and binocular vision.

Conclusions:

  • Binocular and monocular visual cues offer sufficient information for accurate perceived reachability judgments at midline.
  • Visual information, irrespective of binocularity, plays a key role in calibrating perceived reachability.
  • The findings suggest that the brain effectively utilizes available visual input for spatial perception tasks.