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Author Question: A major advantage of the PET scan method is that A) PET scans are inexpensive to conduct. B) PET ... (Read 145 times)

sarasara

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on: Jun 22, 2018
A major advantage of the PET scan method is that
 
  A) PET scans are inexpensive to conduct.
  B) PET scans have a higher spatial resolution than do fMRI scans.
  C) PET scans can localize any radioactive substance.
  D) PET scans can be recorded either acutely or over weeks.
  E) PET scanners are portable and can be taken to remote research sites.

Question 2

Which of the following is true of the interaction of magnetic fields and brain function?
 
  A) Neuronal activity results in magnetic field changes.
  B) Sensors can detect magnetic fields in the brain.
  C) Magnetic fields can be used to inactivate neuronal activity.
  D) The effects of transcranial magnetic stimulation are similar to those of direct electrical stimulation of exposed brain tissue.
  E) All of the above are correct.


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lauravaras

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: C
Rationale: A major advantage of the PET scan method is that PET scans can localize any radioactive substance.

Answer to Question 2

Answer: E


sarasara

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Reply 2 on: Jun 22, 2018
Gracias!

Dinolord

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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