Stedman's > anterior perforated substance

anterior perforated substance

a region at the base of the brain through which numerous small branches of the anterior and middle cerebral arteries (lenticulostriate arteries) enter the depth of the cerebral hemisphere; it is bordered medially by the optic chiasm and anterior half of the optic tract rostrally and laterally by the lateral olfactory stria; its anteromedial part corresponds to the olfactory tubercle.

Synonym(s): substantia perforata anterior TA, locus perforatus anticus, olfactory area, substantia perforata rostralis

 

 

 

 

 

 

 

 

 

 

 

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