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扫视眼动(Saccade)或称眼急动,是眼球运动形式了一,它和眼震快相(包括前庭眼震和视动眼震)均属快眼动(rapid eye movement)。一般认为扫视为自主性而眼震快相为继发于慢相的反射作用。Saccade一词源于法文“saccader”,意为被缰绳牵系的马头的不断跳动。Javal(1879)首先用以描述阅读时的快眼动或自主性凝视改变。Dodge(1903)则明确地把扫视与其他类型眼运动分开。扫视的意义是在尽可能短的时间内,将周边视靶
Saccade or eye jerk, is a form of eye movement, and its fast and fast nystagmus (including vestibular and ocular visual acuity) are rapid eye movement (rapid eye movement). Generally considered saccade as autonomic and nystagmus phase is secondary to the slow phase of the reflex effect. The word Saccade is derived from the French word “saccader,” meaning the constant beating of a horse’s head linked by a reins. Javal (1879) first used to describe changes in fast eye movements or autonomous gaze reading. Dodge (1903) clearly separated the glaucoma from other types of eye movement. The meaning of glance is in the shortest possible time, the surrounding visual target