Casey Has Suffered Carbon Monoxide Poisoning That Has Resulted in Extensive

question 135

Multiple Choice

Casey has suffered carbon monoxide poisoning that has resulted in extensive damage to her hippocampus.Researchers from a local university want to study her abilities in order to find out more about the function of the hippocampus.What is a disadvantage of using this technique to learn about brain function?

• A) The location of brain activity cannot be pinpointed precisely.
• B) It only tells us when a brain area is needed, not what the brain area does.
• C) It is impossible to establish cause and effect.
• D) It requires that the patients consume a radioactive substance.