peristriate area

Brodmann area 19, an area of the occipital cortex partly surrounding the striate cortex and having some functions of an association area for visual sensations.

Medical dictionary. 2011.

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  • area — 1. [TA] Any circumscribed surface or space. 2. All of the part supplied by a given artery or nerve. 3. A part of an organ having a special function, as the motor a. of the brain. SEE ALSO …   Medical dictionary

  • Brodmann area 19 — HumanBrodmann area 19, or BA19, is part of the occipital lobe cortex in the human brain. Along with area 18, it comprises the extrastriate (or peristriate) cortex. In normally sighted humans, extrastriate cortex is a visual association area, with …   Wikipedia

  • Brodmann area 18 — HumanBrodmann area 18, or BA18, is part of the occipital cortex in the human brain. It accounts for the bulk of the volume of the occipital lobe.This area is also known as parastriate area 18. It is a subdivision of the cytoarchitecturally… …   Wikipedia

  • Brodmann area 39 — Brodmann area 39, or BA39, is part of the parietalcortex in the human brain. BA39 encompasses the angular gyrus, lying near to the junction of temporal, occipital and parietal lobes.This area is also known as angular area 39 (H). It corresponds… …   Wikipedia

  • visual area third — peristriate a …   Medical dictionary

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  • visual cortex — n VISUAL AREA * * * the area of the occipital lobe of the cerebral cortex concerned with vision; it consists of the first visual area or striate c. (Brodmann area 17) and two other areas, the second visual area or parastriate area (Brodmann area… …   Medical dictionary

  • Accommodation reflex — The accommodation reflex is a reflex action of the eye, in response to focusing on a near object, then looking at distant object (and vice versa), comprising coordinated changes in vergence, lens shape and pupil size. It is dependent on cranial… …   Wikipedia

  • Cortex — The outer portion of an organ. The outer portion of the adrenal gland is called the adrenal cortex; the outer portion of the cerebrum is the cerebral cortex (a key part of the brain); the outer part of the kidney is the renal cortex (it lies just …   Medical dictionary

  • 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

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