The primary disadvantage of the PET scan technique relates to ...

[ericka1]

The primary disadvantage of the PET scan technique relates to
 
  A) the operating cost of the scanner.
  B) the long half-life of the radioactive 2-DG molecule.
  C) the inherent danger posed by the technique.
  D) an inability of the technique to assess changes in metabolic activity.
  E) the fact that the technique can measure neuron volume, but not activity.

Question 2

Which of the following is true of the fMRI technique?
 
  A) The fMRI technique has a lower spatial resolution than does the CT scan.
  B) The PET scan has a better spatial resolution than does the CT scan.
  C) The fMRI technique is based on the rapid acquisition of multiple PET scans.
  D) fMRI scans have a better spatial resolution than do PET scans.
  E) fMRI scans require days to complete.

[af]

Answer to Question 1

Answer: A
Rationale: The primary disadvantage of the PET scan technique relates to the operating cost of the scanner.

Answer to Question 2

Answer: D