disparity — The condition of being disparate. [L. dispar, dissimilar] fixation d. the amount of heterophoria possible with fusion present. retinal d. the slight difference in retinal images that arises because of the lateral … Medical dictionary
Binocular disparity — refers to the difference in image location of an object seen by the left and right eyes, resulting from the eyes horizontal separation. The brain uses binocular disparity to extract depth information from the two dimensional retinal images in… … Wikipedia
List of optometric abbreviations — Contents 1 Eye Examination Terms 2 Clinical Conditions Terms 3 Contact Lens Terms 4 Pharmacy and Drug Terms … Wikipedia
Microsaccade — For other uses, see Eye movement (disambiguation). Microsaccades are a kind of fixational eye movement. They are small, jerk like, involuntary eye movements, similar to miniature versions of voluntary saccades. They typically occur during… … Wikipedia
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
Eye movement in music reading — skills. A central aspect of music reading is the sequence of alternating saccades and fixations, as it is for most oculomotor tasks. Saccades are the rapid ‘flicks’ that move the eyes from location to location over a music score. Saccades are… … Wikipedia
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… … Universalium
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
Visual cortex — Brain: Visual cortex View of the brain from behind. Red = Brodmann area 17 (primary visual cortex); orange = area 18; yellow = area 19 … Wikipedia