Final answer:
MTBI, or Mild Traumatic Brain Injury, can be caused by an external mechanical force such as a blow or jolt to the head, or by an object penetrating the skull. This can result in brain dysfunction, physical and mental disabilities, and permanent brain damage. Symptoms of severe brain injuries include loss of consciousness, confusion, and personality changes.
Step-by-step explanation:
MTBI, or Mild Traumatic Brain Injury, can be caused by an external mechanical force such as a blow or jolt to the head. It can also be caused by an object penetrating the skull. Macroscopically, MTBI can result in brain dysfunction, physical and mental disabilities, and permanent brain damage. Symptoms of severe brain injuries can include loss of consciousness, confusion, and personality changes. Treatment for MTBI may involve medicine, counseling, and other therapies.