Probably the damaged system of brain is limbic system .
Dissociation of memories : When a person blocks out certain events , often associated with stress or trauma , leaving the person unable to remember important personal information. Dissociation is a disruption in the integrated functions of consciousness , memory , identity and perception. The symptoms include loss of control over mental processes including memory and attention.
Limbic system :
Limbic system is a part of the brain involve in our behavioral and emotional responses specially when it comes to behavior we need for survival and feeling .
The system is a set of structure of the brain which covers both sides of thalamus , right under the cerebrum. It is not a separate system but a collection of structures.
When the limbic system experiences a damaged than a condition called Aphasie , which interferes with their ability to speak , understand language or both , changes in mood , personality , disruption in working memory that can change personality or behavior.
Learn more about systems of brain :
brainly.com/question/12454167
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