Reading and alexia [0.03%]
阅读和失读症
Randi Starrfelt,Zoe Woodhead
Randi Starrfelt
Alexia refers to a reading disorder caused by some form of acquired brain pathology, most commonly a stroke or tumor, in a previously literate subject. In neuropsychology, a distinction is made between central alexia (commonly seen in aphas...
The relationship between mental and physical space and its impact on topographical disorientation [0.03%]
心理空间和物理空间之间的关系及其对拓扑定向障碍的影响
Giuseppe Iaria,Edward Slone
Giuseppe Iaria
We generate mental representations of space to facilitate our ability to remember things and navigate our environment. Many studies implicitly assume that these representations simply reflect the environments that they represent without con...
Jason J S Barton,Jodie Davies-Thompson,Sherryse L Corrow
Jason J S Barton
Face recognition is a form of expert visual processing. Acquired prosopagnosia is the loss of familiarity for facial identity and has several functional variants, namely apperceptive, amnestic, and associative forms. Acquired forms are usua...
Christian Gerlach,Ro Julia Robotham
Christian Gerlach
The term visual agnosia is used to refer to recognition disorders that are confined to the visual modality, that are not due to an impairment in sensory functions, and that cannot be explained by other cognitive deficits or by general reduc...
Color vision [0.03%]
色觉
Joseph Carroll,Bevil R Conway
Joseph Carroll
Color is a fundamental aspect of normal visual experience. This chapter provides an overview of the role of color in human behavior, a survey of current knowledge regarding the genetic, retinal, and neural mechanisms that enable color visio...
Dennis M Levi
Dennis M Levi
Amblyopia is a neurodevelopmental abnormality that results in physiological alterations in the visual pathways and impaired vision in one eye, less commonly in both. It reflects a broad range of neural, perceptual, oculomotor, and clinical ...
Semir Zeki,Alexander Leff
Semir Zeki
We begin with the functions of the striate cortex (area V1 of the visual cortex) and end with a review of the effects of damage to striate cortex or its inputs; namely, homonymous hemifield defects. Clinical and anatomical studies accrued o...
Kevin Gregory-Evans
Kevin Gregory-Evans
Diseases of the retina are common and numerous, with causes ranging over inherited, inflammatory, vascular, infectious, neoplastic, traumatic, toxic, and idiopathic etiologies. A key issue in the diagnosis of retinal disease is the duration...
Michael J Aminoff,François Boller,Dick F Swaab
Michael J Aminoff
José Biller
José Biller