The phenomenon described is primarily due to the activity in the nucleus accumbens.
What is the Nucleus Accumbens?
The nucleus accumbens is the major region of the brain's reward circuit. It is the neural interface between motivation and action.
The nucleus accumbens plays essential roles in reward, stress-related, drug self-administration behaviors, feeding, among others.
Therefore, the phenomenon described is primarily due to the activity in the nucleus accumbens.
Learn more about nucleus accumbens on:
https://brainly.com/question/26478934
