Cerebral veins
Encyclopedia
The cerebral veins are divisible into external and internal (internal cerebral veins
) groups according to the outer surfaces or the inner parts of the hemispheres they drain into.
The external veins are the superior cerebral veins
, inferior cerebral veins
, and middle cerebral vein
.
Internal cerebral veins
The internal cerebral veins drain the deep parts of the hemisphere and are two in number; each is formed near the interventricular foramen by the union of the terminal and choroid veins....
) groups according to the outer surfaces or the inner parts of the hemispheres they drain into.
The external veins are the superior cerebral veins
Superior cerebral veins
The superior cerebral veins, numbering eight to twelve, drain the superior, lateral, and medial surfaces of the hemispheres. They are predominantly found in the sulci between the gyri, but can also be found running across the gyri....
, inferior cerebral veins
Inferior cerebral veins
The inferior cerebral veins, of small size, drain the under surfaces of the hemispheres.Those on the orbital surface of the frontal lobe join the superior cerebral veins, and through these open into the superior sagittal sinus....
, and middle cerebral vein
Middle cerebral vein
The superficial middle cerebral vein begins on the lateral surface of the hemisphere, and, running along the lateral cerebral sulcus, ends in the cavernous or the sphenoparietal sinus.-Relations:It is connected:...
.