Lateral sulcus - Definition
It is the name given to the deepest and largest indentation of the cortical sulci. It is one of the group of sulci and a most prominent brain section. It first arises around the 14th gestational week and originates earlier than all the other structures of the human brain.
Lateral sulcus - History
The Dutch physician and scientist Franciscus Sylvius is accredited with the discovery of this brain section and thus, it owes its name to him. The structure was accurately painted for the first time by Girolamo Fabrici d’Acquapendente in the year 1600.
Lateral sulcus – Other Names
This brain section is also referred to as:
Lateral sulcus - Location
It can be found in both hemispheres of the brain. It is located at an area that is proximal to the Sylvian point, a region of the human skull that lies closest to the Sylvian fissure and 30 mm behind the Zygomatic process of frontal bone.
Lateral sulcus - Appearance
It looks like a deep, large fissure or indentation. In the left brain hemisphere, it is observed as longer in size.
Lateral sulcus - Anatomy
The structure is constituted of numerous side branches.
Lateral sulcus - Functions
This indentation keeps the parietal and the temporal lobes separated. It also contains vital structures, such as:
Lateral sulcus - Pictures
This brain section is properly exhibited through these images.
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