1.The symptoms include severe headaches, seizures,neurological defects,ataxia and tremor, involuntary urination, dementia and slow and progressive personality changes. 2.The loss of function would be: 3.The cerebral lobe in which this occured is the frontal lobe.A damage in an area known as Broca\'s area in the frontal lobe causes aphasia.Broca\'s area is responsible for controlling the muscles in our mouth that are involved in speech.The cranial nerves that are affected are the trigeminal nerves that are involved in speech. The difference between fluent and non fluent aphasia is that in fluent aphasia ,a person may be able to speak fluently but he may lack some content and may find it difficult to understand others wheras in nonfluent aphasia,a person \'s speech is not fluent,he speaks halting at times putting in more effort and his speech may include one or two words at a time. Solution 1.The symptoms include severe headaches, seizures,neurological defects,ataxia and tremor, involuntary urination, dementia and slow and progressive personality changes. 2.The loss of function would be: 3.The cerebral lobe in which this occured is the frontal lobe.A damage in an area known as Broca\'s area in the frontal lobe causes aphasia.Broca\'s area is responsible for controlling the muscles in our mouth that are involved in speech.The cranial nerves that are affected are the trigeminal nerves that are involved in speech. The difference between fluent and non fluent aphasia is that in fluent aphasia ,a person may be able to speak fluently but he may lack some content and may find it difficult to understand others wheras in nonfluent aphasia,a person \'s speech is not fluent,he speaks halting at times putting in more effort and his speech may include one or two words at a time..