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相关概念视频

Mechanism of Ciliary Motion01:05

Mechanism of Ciliary Motion

The ciliary structures were first seen in 1647 by Antonie Leeuwenhoek while observing the protozoans. In lower organisms, these appendages are responsible for cell movement, while in higher organisms, these appendages help in the movement of the extracellular fluids within the body cavities.
The cilia are made up of microtubules in a 9+2 arrangement, with nine microtubule doublet ring bundles, surrounding a pair of central singlet microtubule bundles. The doublet microtubule bundles are...
Mechanism of Ciliary Motion01:05

Mechanism of Ciliary Motion

The ciliary structures were first seen in 1647 by Antonie Leeuwenhoek while observing the protozoans. In lower organisms, these appendages are responsible for cell movement, while in higher organisms, these appendages help in the movement of the extracellular fluids within the body cavities.
The cilia are made up of microtubules in a 9+2 arrangement, with nine microtubule doublet ring bundles, surrounding a pair of central singlet microtubule bundles. The doublet microtubule bundles are...
Muscles of the Eye01:20

Muscles of the Eye

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 rotating...
Accessory Structures of the Eye01:17

Accessory Structures of the Eye

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...
Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

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.

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相关实验视频

Updated: Jul 13, 2026

Eye Tracking Young Children with Autism
09:03

Eye Tracking Young Children with Autism

Published on: March 27, 2012

眼球运动动态是内运动感知的关键因素.

Gaëlle Nicolas1, Emmanuelle Kristensen2, Michel Dojat3,4

  • 1Université de Lorraine, 2LPN, Chaire Behaviour, 54000, Nancy, France.

Scientific reports
|March 3, 2026
PubMed
概括

这项研究揭示了巨细胞通路和特定的时间频率对于在眼睛运动 (冲击) 过程中看到运动至关重要. 眼睛运动速度和稳定性直接影响这种视觉处理.

关键词:
活动视力 活动视力人类视觉 人类视觉神经成像是一种神经成像.视网膜的频率 视网膜的频率萨卡迪眼睛的运动

更多相关视频

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

Characterizing the Relationship Between Eye Movement Parameters and Cognitive Functions in Non-demented Parkinson's Disease Patients with Eye Tracking
07:26

Characterizing the Relationship Between Eye Movement Parameters and Cognitive Functions in Non-demented Parkinson's Disease Patients with Eye Tracking

Published on: September 26, 2019

相关实验视频

Last Updated: Jul 13, 2026

Eye Tracking Young Children with Autism
09:03

Eye Tracking Young Children with Autism

Published on: March 27, 2012

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

Characterizing the Relationship Between Eye Movement Parameters and Cognitive Functions in Non-demented Parkinson's Disease Patients with Eye Tracking
07:26

Characterizing the Relationship Between Eye Movement Parameters and Cognitive Functions in Non-demented Parkinson's Disease Patients with Eye Tracking

Published on: September 26, 2019

科学领域:

  • 神经科学是一个神经科学.
  • 视觉感知 视觉感知 视觉感知
  • 眼运动功能 眼运动功能

背景情况:

  • 在内运动的感知仍然不太清楚.
  • 在这个过程中,特定的视觉和眼运动大脑区域的作用需要进一步研究.

研究的目的:

  • 探索视觉 (V1-V3,hV4,MT/V5) 和眼运动 (IPS,FEF) 区域在内运动感知中的参与.
  • 确定这些区域的活动与视网膜时间频率的相关性.
  • 为了研究眼运动动力学和内视觉处理之间的联系.

主要方法:

  • 采用了多模式神经成像技术.
  • 分析的重点是扩展的视觉和眼运动网络.
  • 个体的眼运动动力学 (冲击峰值速度,后冲击振荡) 与感知数据相关.

主要成果:

  • 证实了巨细胞通路在内运动感知中的重要作用.
  • 证明视网膜时频率介导了这种感知.
  • 发现感知效率在特定时间频率带宽时达到顶峰,匹配磁细胞运动探测器调整.
  • 显示了感知现象和个体的萨卡德动态之间的紧密合.

结论:

  • 视网膜时频率是通过磁细胞通路感知内运动的关键调节器.
  • 眼运动动力学显著影响视觉处理过程中saccades.
  • 眼球运动动态是视觉处理的不可或缺的一部分.