Answer:
Hippocampus
Step-by-step explanation:
The hippocampus is a structure that is a part of a system in the brain called the limbic system. The hippocampus serves an important function in converting short term memory into long term memory. If the hippocampus is damaged, building new memories becomes impossible, making every scene experienced, new each time the individual experiences it. Other structures in the limbic system include the Hypothalamus and Amygdala