Longitudinal Fissure

Image result for cerebral hemispheresLongitudinal Fissure

1. a narrow slit or cleft, especially one of the deeper or more constant furrows separating the gyri of the brain.
2. in dermatology a deep crack in the skin, often through a scab, which penetrates into the subcutis.
3. a deep cleft in the surface of a tooth, usually due to imperfect fusion of the enamel of the adjoining dental lobes. It can be treated with a dental sealant to decrease risk of caries.

longitudinal fissure
Etymology: L, longitudo, length, fissura, cleft
the largest and deepest groove between the medial surfaces of the cerebral hemispheres.

longitudinal fissure
1. The fissure on the lower surface of the liver.
2. A fissure that separates the cerebral hemispheres. The corpus callosum, which connects the hemispheres, is at the base of the fissure.

lateral fissure
noun, Anatomy.
1. the fissure separating the frontal, temporal, and parietal lobes of the cerebrum.


Longitudinal cerebral fissure
Other Terms: Longitudinal cerebral fissure, Interhemispheric fissure, Hemispheric sulcus, Longitudinal sulcus, Medial longitudinal fissure, Sagittal fissure, Fissura longitudinalis cerebri, Fissura interhemispherica, Fissura longitudinalis magna, Fissura longitudinalis cerebrales, Fissure longitudinale du cerveau

The longitudinal fissure is one of the two largest fissures of the brain; the other being the horizontal. The anterior cerebral arteries run through the bottom of the fissure and over the superior surface of the corpus callosum. This fissure also lodges the falx cerebri and its contained sinuses, the superior and inferior longitudinal. The longitudinal fissure separates the two hemispheres of the cerebrum from each other.

Source: http://www.anatomyexpert.com/app/structure/6214/22389/




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