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Wiktionary
cuneus

n. 1 (context anatomy English) A portion of the occipital lobe of the human brain, involved in visual processing. 2 (context architecture English) One of a set of wedge-shaped divisions separated by stairways, found in the Ancient Rome theatre and in mediaeval architecture.

WordNet
cuneus

n. any shape that is triangular in cross section [syn: wedge, wedge shape]

Wikipedia
Cuneus

The cuneus ( Latin for "wedge"; plural, cunei) is a smaller lobe in the occipital lobe of the brain. The cuneus is bounded anteriorly by the parieto-occipital sulcus, inferiorly by the calcarine sulcus.

The cuneus ( Brodmann area 17) receives visual information from the same-sided superior quandrantic retina (corresponding to contralateral inferior visual field). It is most known for its involvement in basic visual processing. Pyramidal cells in the visual cortex (or striate cortex) of the cuneus, project to extrastriate cortices (BA 18,19). The mid-level visual processing that occurs in the extrastriate projection fields of the cuneus are modulated by extraretinal effects, like attention, working memory, and reward expectation.

In addition to its traditional role as a site for basic visual processing, gray matter volume in the cuneus is associated with better inhibitory control in bipolar depression patients. Pathologic gamblers have higher activity in the dorsal visual processing stream including the cuneus relative to controls.

Cuneus (foram)

Cuneus is a genus of foraminifera in the Rotaliida found in Upper Cretaceous ( Coniacian) to Paleocene marine sediments throughout the boreal regions.

The test is pyramidal in form, triserial throughout, with a triangular section, and may be slightly twisted. The test wall is calcareous, transparent. and finely perforate, the surface smooth. Sides are flat to slightly concave; sutures flush and oblique. The aperture is a narrow vertical loop on the apertural face of the final chamber.

Cuneus (disambiguation)

Cuneus is part of the brain.

Cuneus ( Latin for "wedge"; plural, cunei) may also refer to:

  • an architectural term; see Glossary_of_architecture#C
  • Cuneus (entomology), a wedge-shaped section of the forewing of certain heteropteran bugs
  • Cuneus (foram), a genus of uni-celluar creatures
  • Cuneus (Lusitania), a region of the Roman Province of Lusitania

Usage examples of "cuneus".

I think every seat in every cuneus and every maenianum of the amphitheater was filled.

They filled every cuneus and maenianum of the amphitheater, from the best seats up to the hard ledges of the highest tier.

I think every seat in every cuneus and every maenianum of the amphitheater was filled.

Out of this figure were made two remarkable forms of Battle, the Cuneus and Forceps, or the sheare and wedge battles, each made of half a Rhombus, and but differenced by position.