in neural development, one of the five vesicles that are formed after the prosencephalon and rhombencephalon subdivide. The secondary vesicles include the: telencephalon

What are the primary vesicles of the brain?

It is widely held that three primary brain vesicles (forebrain, midbrain, and hindbrain vesicles) develop into five secondary brain vesicles in all vertebrates (von Baer’s scheme).

Which 5 main brain subdivisions arise from the neural tube vesicles?

Primary vesiclesSecondary vesiclesAdult structuresMidbrain vesicle (mesencephalon)MesencephalonMidbrain