it is the surronding of th brain
A shallow groove
A sulcus or fissure.
Insula
The answer is sulcus.
They are called sulci and they allow for a greater surface area of the cortex of the brain which is where the majority of the neurons reside.
Postcentral gyrus, or the parietal lobe [Edit: The postcentral gyrus is posterior to the central sulcus, not anterior. The primary motor cortex is located directly anterior to the central sulcus.]
Fissures.
A sulcus or fissure.
Insula
a groove is called a sulcus, but a deep groove is called a fissure.
If you're referring to the cortex of bone, that would be trabeculae.
The answer is sulcus.
Insula is the cerebal lobe deep within the lateral sulcus.
Promachoteuthis sulcus was created in 2007.
The Sullen Sulcus was created in 2002.
Sulci is the plural of sulcus
Fissure is deeper than a sulcus
Interventricular Sulcus