You assume merely logical work in the pre-frontal cortex. As soon as emotions come to play the body get's involved because heart-rate, body-temperature etc. is

You assume merely logical work in the pre-frontal cortex. As soon as emotions come to play the body get's involved because heart-rate, body-temperature etc. is influenced. And I don't mean emotions like anger, but less visible ones like disgust, which seem to be triggered during procrastinating.