Adrian,a Neurologist,is Examining the Brain Activity of Children with Attention

question 164

Multiple Choice

Adrian,a neurologist,is examining the brain activity of children with attention deficit hyperactivity disorder.He observes images of their brains while they are performing a reading task and then again when they are not engaged in the activity.He compares these readings.Although he establishes a relationship between the two variables,he is not able to establish that one variable causes the other.Which of the following brain imaging techniques is he most likely to have used for his study?

• A)Functional magnetic resonance imaging (fMRI)
• B)Positron-emission tomography (PET scan)
• C)Computerized axial tomography (CAT scan)
• D)Transcranial magnetic stimulation (TMS)

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