What Causes Psychosis?

Delusions tend to be more common than ations in mood disorder. If i'm manic and psychotic, i might think god is telling me that i've been chosen for some important project. Or i might have fantastical ideas that i've invented something,. And it's all in the context of my mood. So if i have a mood episode o mania, then i might have delusions that go along with it. Or if i'm depressed, i might have false ideas that i'm worthless, i'm no good, i deserve to be punished. Circuit satirn volved in judging reality in that sense that sort of make me hyper alertwt a predator or fighter fly eater.