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Related Concept Videos

Autism Spectrum Disorder01:19

Autism Spectrum Disorder

492
Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
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Accessory Structures of the Eye01:17

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Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...
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Muscles of the Eye01:20

Muscles of the Eye

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The muscles of the eye are sophisticated structures that control eye movement and focus, allowing for the precise and rapid adjustments necessary for vision. The human eye is controlled by ten muscles — six extraocular muscles, three intraocular muscles, and one primary eyelid retractor muscle.
Extraocular Muscles
The six extraocular muscles surround the eyeball and control its movements. They are responsible for a wide range of eye motions, including looking up, down, left, right, and...
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Related Experiment Video

Updated: Oct 23, 2025

Eye Tracking Young Children with Autism
09:03

Eye Tracking Young Children with Autism

Published on: March 27, 2012

45.9K

Basic oculomotor function is similar in young children with ASD and typically developing controls.

Inbar Avni1,2, Gal Meiri2,3, Analya Michaelovski2,4

  • 1Cognitive and Brain Sciences Department, Ben Gurion University, Beer Sheva, Israel.

Autism Research : Official Journal of the International Society for Autism Research
|August 18, 2021
PubMed
Summary
This summary is machine-generated.

Children with Autism Spectrum Disorder (ASD) show typical eye movement control, similar to typically developing peers. This suggests observed gaze differences in ASD are not due to oculomotor deficits but rather social preferences.

Keywords:
eye positioneye trackinggazekinematic characteristicsmoviesoculomotor controlsaccade

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A Method to Quantify Visual Information Processing in Children Using Eye Tracking
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A Method to Quantify Visual Information Processing in Children Using Eye Tracking
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Area of Science:

  • Neurodevelopmental Disorders
  • Ophthalmology
  • Cognitive Neuroscience

Background:

  • Eye tracking studies reveal distinct gaze patterns in young children with Autism Spectrum Disorder (ASD) towards social stimuli compared to typically developing (TD) children.
  • This has led to the hypothesis that atypical social preferences, not oculomotor abnormalities, underlie these gaze differences in ASD.
  • Prior research on oculomotor function in ASD primarily involved older individuals and tasks less suited for preschoolers.

Purpose of the Study:

  • To investigate and compare oculomotor function in young children with and without ASD.
  • To determine if differences in saccade metrics and fixation patterns exist between these groups during naturalistic viewing and target-directed eye movements.
  • To ascertain whether oculomotor function can explain previously observed gaze differences in children with ASD.

Main Methods:

  • Oculomotor function was assessed in 144 children (90 with ASD, 54 controls), aged 1-10 years.
  • Participants watched animated movies interspersed with salient stimuli eliciting saccades-to-targets.
  • Key metrics including fixation duration, saccade accuracy, and saccade latency were analyzed.

Main Results:

  • No significant differences were found between children with ASD and controls in the number of fixations, fixation duration, number of saccades, saccade duration, saccade accuracy, or saccade latency.
  • Initial minor differences in saccade peak velocity were not statistically supported by linear mixed model analysis.
  • Oculomotor performance was comparable across groups during both free viewing and target-directed saccades.

Conclusions:

  • Children with ASD exhibit oculomotor function comparable to controls when viewing movies or making saccades-to-targets.
  • The findings suggest that previously identified gaze abnormalities in young children with ASD are unlikely to stem from underlying oculomotor deficiencies.
  • Atypical social preferences are a more probable explanation for differential gaze behavior in ASD.