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.

Question

Quizplus · Accepted Answer

Case studies involving brain damage can show correlations between brain areas and their functions, but they cannot definitively establish cause and effect because they cannot control for all other variables that might influence the outcome.

Casey Has Suffered Carbon Monoxide Poisoning That Has Resulted in Extensive