Amnesia is found in -: (A) Head injury, (B) Mania, (C) Schizophrenia, (D) Psychiatric state
Answer is A. Amnesia is often caused by a traumatic injury to brain, such as a blow to the head. Other causes are degenerative brain diseases (e.g., Alzheimer's disease), blockage of cerebral blood vessels, infectious diseases, chronic alcoholism, and psychological (dissociative amnesia).