They are both brains.
mid brain
It is part of hind brain which connects parts of cerebellum .
It is hind part of brain .
that is fore brain
between the abdomen and the fore-part of its hind legs
Fore Brain
Brain stem
The flank on a horse is the part between the abdomen and the fore-part of its hind legs.
You can exercise your brain the same as you exercise your muscles.
Midbrain-Apex
The Brain stem connects these two portions of the brain.
medulla oblangata
Hypothalamus, which is the floor of Diencephalon ( a part of our Fore brain).