nystagmus recording
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Nystagmus — Horizontal optokinetic nystagmus, a normal (physiological) form of nystagmus ICD 10 H55, H81.4 … Wikipedia
Physiologic nystagmus — a form of involuntary eye movement that is part of the vestibulo ocular reflex (VOR). It is characterized by alternating smooth pursuit in one direction and saccadic movement in the other direction.Nystagmus can be caused by subsequent foveation… … Wikipedia
ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like … Universalium
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
nervous system disease — Introduction any of the diseases or disorders that affect the functioning of the human nervous system (nervous system, human). Everything that humans sense, consider, and effect and all the unlearned reflexes of the body depend on the… … Universalium
electronystagmography — A method of nystagmography based on electrooculography; skin electrodes are placed at outer canthi to register horizontal nystagmus or above and below each eye for vertical nystagmus. [electro + nystagmus + G. grapho, to write] … Medical dictionary
test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… … Medical dictionary
nystagmograph — An apparatus for measuring the amplitude, periodicity, and velocity of ocular movements in nystagmus, by measuring the change in the resting potential of the eye as the eye moves. [nystagmus + G. grapho, to write] * * * nys·tag·mo·graph nis tag… … Medical dictionary
Saccade — A saccade is a fast movement of an eye, head or other part of an animal s body or device. It can also be a fast shift in frequency of an emitted signal or other quick change. However, this article deals with saccadic eye motion. Eye saccades are… … Wikipedia
nystagmography — The technique of recording nystagmus. * * * nys·tag·mog·ra·phy .nis .tag mäg rə fē n, pl phies the recording of the movements of the eyeballs in nystagmus nys·tag·mo·graph·ic nis .tag mə graf ik adj … Medical dictionary
sensory reception, human — Introduction means by which humans react to changes in external and internal environments. Ancient philosophers called the human senses “the windows of the soul,” and Aristotle described at least five senses sight, hearing, smell, taste, and… … Universalium
