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It is a poorly phrased central idea for a persuasive speech because it is "<span>expressed in figurative language."
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When timothy is experiencing these hallucinations, his brain is active. When a single photon emission computed tomography is used this will outcome to a snapshot of blood movement in the brain of a person who has been inserted with a brew of short-lived radioactive isotopes. The isotopes will stroke alongside with the blood and rapidly flow to the parts of the brain that are most active at that moment and lighting up those areas in X-ray images. The technique with patients whereas they were hearing voices, thus proposing a picture of the parts of the brain most active throughout auditory hallucinations.