contains my favorite food, cherry, and gamble that it will also be released quickly? When rats chose to forgo quick access to a banana treat to try the cherry door and the next tone signaled a long wait of forty-five seconds, rats showed all the signs of regretting their choice. They paused and looked back toward the corridor that they had passed and could no longer go back to. And the neurons in the taste area of the neocortex reactivated the representation of banana, showing that rats were literally imagining a world where they had made a different choice and got to eat the banana.
