Foramen of magendie, drains CSF from which midline structure and exits from it?
Third ventricle
Fouh ventricle
Lateral ventricle
All of the above
Fouh ventricle is the last ventricle in the cerebellum, its T shaped roof has three apeures which communicates with the subarachonoid space. Foramen of magendi a median apeure is present doraslly in the roof, it communicates with the cisterna magna. Foramen of luschka is a lateral apeure which is present on right and left side. It drains into the cerebellopontine angle cistern.