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 Concept Videos

Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

2.7K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
2.7K
Accessory Structures of the Eye01:17

Accessory Structures of the Eye

4.4K
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...
4.4K
Direct-Acting Cholinergic Agonists: Pharmacological Actions00:59

Direct-Acting Cholinergic Agonists: Pharmacological Actions

2.6K
Direct-acting cholinergic agonists exert their pharmacological actions by mimicking the effects of acetylcholine on postsynaptic muscarinic receptors to generate parasympathetic responses. These agents elicit a range of physiological responses, including cardiovascular effects. For example, activation of muscarinic receptors induces bradycardia, decreased cardiac output, reduced peripheral resistance, and consequent hypotension. In the eye, stimulation of M3 receptors leads to smooth muscle...
2.6K
Muscles of the Eye01:20

Muscles of the Eye

5.7K
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...
5.7K
Anatomy of the Eyeball01:20

Anatomy of the Eyeball

11.8K
The eye is a spherical, hollow structure composed of three tissue layers. The outer layer — the fibrous tunic, comprises the sclera — a white structure — and the cornea, which is transparent. The sclera encompasses some of the ocular surface, most of which is not visible. However, the 'white of the eye' is distinctively visible in humans compared to other species. The cornea, a clear covering at the front of the eye, enables light penetration. The eye's middle...
11.8K
Glaucoma: Overview01:25

Glaucoma: Overview

1.7K
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
1.7K

You might also read

Related Articles

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

Sort by
Same author

Pupil Size Reflects Trial-Level Variability in Imagery Vividness During Immersive Storytelling but Not (or Hardly) Individual Differences in Trait Imagery.

Psychophysiology·2026
Same author

Pupil size correlates with near-threshold detection performance irrespective of stimulus color, eccentricity, or retinal adaptation state.

Journal of experimental psychology. Human perception and performance·2026
Same author

Attention modulates the effects of stimulus brightness and contrast on time perception.

Psychonomic bulletin & review·2026
Same author

Subtle Gaze and Pupil Dynamics: Detecting Recognition of Familiar Faces with Moving Serial Visual Presentation.

Journal of cognition·2026
Same author

Can pictures in comics improve reading accessibility in university students with dyslexia? An eye-tracking study.

Annals of dyslexia·2026
Same author

Stimuli are perceived as lasting longer when there is something bright on the screen.

Attention, perception & psychophysics·2025
Same journal

Association between intestinal functional disorders and anal fistula: evidence from a retrospective case-control study.

PeerJ·2026
Same journal

Automated recognition of Meso-Cenozoic foraminifera from Senegalese sedimentary deposits using convolutional neural networks.

PeerJ·2026
Same journal

Genome-wide analysis of <i>HSP70</i> gene superfamily in kelp (<i>Saccharina japonica</i>): identification, characterization, and heat stress-responsive expression profiles.

PeerJ·2026
Same journal

Morphological and molecular evidence of the Antarctic sleeper shark <i>Somniosus antarcticus</i> (Somniosidae) in northern Chile.

PeerJ·2026
Same journal

Stroboscopic balance training enhances dynamic stability and postural control in collegiate badminton players: a randomized controlled trial.

PeerJ·2026
Same journal

Frequent exposure to biologics is associated with small intestinal bacterial overgrowth in patients with Crohn's disease: a retrospective case-control study.

PeerJ·2026
See all related articles

Related Experiment Video

Updated: Apr 4, 2026

Assessing Pupil-linked Changes in Locus Coeruleus-mediated Arousal Elicited by Trigeminal Stimulation
07:26

Assessing Pupil-linked Changes in Locus Coeruleus-mediated Arousal Elicited by Trigeminal Stimulation

Published on: November 26, 2019

8.8K

Intrasaccadic perception triggers pupillary constriction.

Sebastiaan Mathôt1, Jean-Baptiste Melmi1, Eric Castet1

  • 1Laboratoire de Psychologie Cognitive, UMR 7290, Aix-Marseille University/CNRS , Marseille , France.

Peerj
|September 5, 2015
PubMed
Summary
This summary is machine-generated.

Visual stimuli can be perceived during saccadic eye movements, challenging the belief that vision is impaired. This intrasaccadic perception, even affecting pupil response, occurs when retinal image motion matches eye velocity.

Keywords:
Experimental psychologyEye movementsIntrasaccadic perceptionPupillometrySaccadic suppressionVision science

More Related Videos

How to Build a Dichoptic Presentation System That Includes an Eye Tracker
05:48

How to Build a Dichoptic Presentation System That Includes an Eye Tracker

Published on: September 6, 2017

9.0K
Author Spotlight: An Accurate and Quantitative Approach to Study Visual Feature Selectivity of the Optokinetic Reflex in Mice
09:28

Author Spotlight: An Accurate and Quantitative Approach to Study Visual Feature Selectivity of the Optokinetic Reflex in Mice

Published on: June 23, 2023

4.0K

Related Experiment Videos

Last Updated: Apr 4, 2026

Assessing Pupil-linked Changes in Locus Coeruleus-mediated Arousal Elicited by Trigeminal Stimulation
07:26

Assessing Pupil-linked Changes in Locus Coeruleus-mediated Arousal Elicited by Trigeminal Stimulation

Published on: November 26, 2019

8.8K
How to Build a Dichoptic Presentation System That Includes an Eye Tracker
05:48

How to Build a Dichoptic Presentation System That Includes an Eye Tracker

Published on: September 6, 2017

9.0K
Author Spotlight: An Accurate and Quantitative Approach to Study Visual Feature Selectivity of the Optokinetic Reflex in Mice
09:28

Author Spotlight: An Accurate and Quantitative Approach to Study Visual Feature Selectivity of the Optokinetic Reflex in Mice

Published on: June 23, 2023

4.0K

Area of Science:

  • Neuroscience
  • Ophthalmology
  • Visual Perception

Background:

  • Saccadic eye movements are traditionally thought to impair vision.
  • Previous research on intrasaccadic perception often relies on subjective reports.

Purpose of the Study:

  • To investigate visual perception during saccades.
  • To demonstrate intrasaccadic perception using objective measures.
  • To explore the impact of intrasaccadic perception on visual processing.

Main Methods:

  • Participants viewed rapidly flickering sinusoidal gratings.
  • Saccadic eye movements were induced perpendicular to grating orientation.
  • Pupillometry was used to measure reflexive responses.

Main Results:

  • A stable retinal image during saccades enabled perception of normally invisible stimuli.
  • Intrasaccadic perception was confirmed via pupillary constriction.
  • This perception influenced various visual processing stages.

Conclusions:

  • Vision is not entirely suppressed during saccades.
  • Intrasaccadic perception can be objectively measured.
  • Perception during saccades affects visual processing from early responses to awareness.