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Sulcus

Infoldings of the cerebral hemisphere that form the valleys between the gyral ridges; see also gyrus.

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  • Category: Neuroscience
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Related terms

sulcus
Biology; Neuroscience

Infoldings of the cerebral hemisphere that form the valleys between the gyral ridges; see also gyrus.

sulcus
Archaeology; Human evolution

A broad groove; on the brain's surface the sulci are the valleys between the gyri.

sulcus
Health care; Dentistry

A broad depression on the chewing surfaces of your back teeth.

sulcus
Animals; Insects

Shallow furrows.

sulcus
Eyewear; Optometry; Contact lenses; Eye surgery

Upper eyelid depression.

sulcus
Language; Dictionaries

A furrow; a groove; a fissure.

medial longitudinal fasciculus
Biology; Neuroscience

Axon tract that carries excitatory projections from the abducens nucleus to the contralateral oculomotor nucleus; important in coordinating conjugate eye movements.

commissures
Biology; Neuroscience

Axon tracts that cross the midline of the brain. See also anterior commissure.

postganglionic axons
Biology; Neuroscience

Axons that link visceral motor neurons in autonomic ganglia to their targets.

climbing fibers
Biology; Neuroscience

Axons that originate in the inferior olive, ascend through the inferior cerebellar peduncle, and make terminal arborizations that invest the dendritic tree of Purkinje cells.

saccades
Biology; Neuroscience

Ballistic, conjugate eye movements that change the point of foveal fixation.

olfactory receptor neurons (ORNs)
Biology; Neuroscience

Bipolar neurons in olfactory epithelium that contain receptors for odorants.

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