According to the given statement Gage's personality, behavior, and psychological state changed.
Brain lesions (causes) such as tumours, trauma, infections, autoimmune illnesses, and cerebrovascular accidents can all result in dysfunction of the cerebral cortex. Depending about which lobe is afflicted, different causes will have different clinical signs. The frontal lobe (PFC), a recently formed brain region that provides top-down control of thinking, action, and emotion, suffers from loss of spines and dendrites when chronically exposed to unmanageable stress.
The diseases stroke and severe brain injury are among those that induce cerebral atrophy. Frontotemporal dementia, Pick's disease, and Alzheimer's disease. cerebral palsy, where lesions (broken areas) may make it difficult to coordinate your movements.
To know more about Cerebral cortex visit:
https://brainly.com/question/1191477
#SPJ1