Dr Gomez Wanted to Investigate the Effects of Nicotine on the Activity

Multiple Choice

Dr. Gomez wanted to investigate the effects of nicotine on the activity of the brain. Because she did not want to expose people to radioactivity or use any invasive procedures to measure brain activity, Dr. Gomez chose to use _____ for her measures of brain activity.

A) the double-blind technique (DBT)
B) PET scans
C) transcranial magnetic stimulation (TMS)
D) functional MRI (fMRI) scans