When Comparing FMRIs to PET Scans, You Can See That

Multiple Choice

When comparing fMRIs to PET scans, you can see that:

A) PET scans provide a much sharper picture than fMRIs.
B) PET scans use less radioactive glucose than fMRIs.
C) fMRIs provide a picture of brain activity averaged over seconds rather than the several minutes that PET scans require.
D) PET scans can be used to study the details of much smaller brain structures than fMRIs.