Introduction Blind individuals tend to show better performance than sighted individuals on a variety of auditory and tactile tasks. This is thought to be due both to compensatory hypertrophy –…

What is extrastriate visual cortex? The term “extrastriate” refers to all visually responsive cortex other than primary visual (striate) cortex, and does not receive strong direct projections from the lateral…

Our visual perception arises from the interpretation of light information, which varies in space, wavelength, and time. It is the latter of these attributes that is explored in this chapter….

The limited behavioral repertoire of the infant and the impossibility of instructing the test subject have made it necessary for vision scientists interested in human visual development to adapt the…

The dorsal lateral geniculate nucleus of the thalamus (dLGN) is the gateway through which visual information is transmitted from the retina to the cortex; therefore, visual perception relies on the…

Overview: The primary visual cortex constructs local image features The visual system provides a description of the location and identification of objects that have survival value to the species. This…

Introduction Perimetry and visual field testing have been used as diagnostic procedures for evaluation of visual function for nearly 200 years, and a historical review of these techniques may be…

Visual acuity is a measure of the keenness of sight. The Egyptians used the ability to distinguish double stars as a measure of visual acuity more than 5000 years ago….

Introduction Vision is our most developed sense and unsurprisingly a substantial amount of brain processing is devoted to it, with over half the primate brain involved in vision-related processing. A…

The ability to perceive color is a highly valued sensory capacity, and it has been a subject of experimental inquiry for over 200 years. Prior to the development of modern…