Cavity of mesencephalon
Lateral ventricle
Fouh ventricle
Cerebral acqueduct
Third ventricle
The cavity of mesencephalon forms the cerebral aqueduct.The cavity of Rhombencephalon forms the fouh ventricle.The cavity of prosencephalon forms lateral and third ventricle.(Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg 4)
Brain 