Related Experiment Video

Updated: Aug 15, 2026

Testing of all Six Semicircular Canals with Video Head Impulse Test Systems
08:38

Testing of all Six Semicircular Canals with Video Head Impulse Test Systems

Published on: April 18, 2019

Downbeat nystagmus

C Wertenbaker, P Henkind, J L Keltner

    Survey of Ophthalmology
    |January 1, 1981
    PubMed
    Summary

    This study presents a patient with downbeating nystagmus and vertical saccadic pursuit, discussing potential causes and diagnostic importance. Understanding these eye movement disorders is crucial for neurological diagnosis.

    More Related Videos

    Measuring the Influence of Magnetic Vestibular Stimulation on Nystagmus, Self-Motion Perception, and Cognitive Performance in a 7T MRT08:57

    Measuring the Influence of Magnetic Vestibular Stimulation on Nystagmus, Self-Motion Perception, and Cognitive Performance in a 7T MRT

    Published on: March 3, 2023

    Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane07:24

    Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane

    Published on: August 22, 2025

    Related Concept Videos

    Gyroscope: Precession01:24

    Gyroscope: Precession

    Precession can be demonstrated effectively through a spinning top. If a spinning top is placed on a flat surface near the surface of the Earth at a vertical angle and is not spinning, it will fall over due to the force of gravity producing a torque acting on its center of mass. However, if the top is spinning on its axis, it precesses about the vertical direction, rather than topple over due to this torque. Precessional motion is a combination of a steady circular motion of the axis and the...
    Equilibrium and Balance01:15

    Equilibrium and Balance

    The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...