You just realized that you have a 10-page paper due tomorrow and you have not even started it yet. which part of the brain determines the overall reaction to this type of stress?
This is a trick question, Lol... However, in assuming you're looking for the straight to the bottom line answer, it's the Amygdala, -aka- fight or flight, which has also changed to the 4 F's- Fight, Flight, Freeze, Flee.