How to pronounce “presets” in English

But, essentially, what happens is when our sensory organs send signals to the brain, typically the midbrain, they get shuffled around a little bit.If they match some presets or some things we've learned, they get shuffled to another structure, the amygdala, and that may shuffle it over to hypothalamus.All of these structures are kind of filtering almost like little computers, binary computers, is this something threatening?