This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In contrast to a PET scan, the fMRI technique a. requires an injection of a radioactive chemical. ... (Read 90 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
on: Jun 20, 2018
In contrast to a PET scan, the fMRI technique
 
  a. requires an injection of a radioactive chemical.
  b. provides more precise information when measuring a series of events in the brain.
  c. is more accurate in determining what a person is thinking, for instance, whether the thoughts are pleasant or unpleasant.
  d. involves placing electrodes on a person's scalp.

Question 2

Which of the following students provides the best understanding of the PET scan technique?
 
  a. Prinsetta: PET scans record fluctuations in the brain activity that are completed within a fraction of a second.
  b. Lisa: Unfortunately, the PET scan can only be used for someone who has a brain lesion.
  c. Jeff: A PET scan is basically a very fast version of the event-related potential.
  d. Jamie: The PET scan creates an image based on a chemical that travels through the bloodstream.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blfontai

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jun 20, 2018
Answer to Question 1

Ans: b

Answer to Question 2

Ans: d


james0929

  • Hero Member
  • *****
  • Posts: 586
Reply #2 on: Jun 20, 2018
Thank you!


blfontai

  • Sr. Member
  • ****
  • Posts: 327
Reply #3 on: Jun 20, 2018
Happy to help


« previous next »
 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Subcutaneous injection. Subcutaneous injection.
PET scan of the brain in a patient with Alzheimer’s disease. PET scan of the brain in a patient with Alzheimer’s disease.
Chemical Warfare Agents and Treatments Chemical Warfare Agents and Treatments
An example of a urine chemical analyzer. An example of a urine chemical analyzer.
To maintain global power requires the continuous development of weapons. Shown here is the Osprey. ... To maintain global power requires the continuous development of weapons. Shown here is the Osprey. ...
As a nerve impulse arrives at the synapse, it triggers the release of a chemical neurotransmitter fr As a nerve impulse arrives at the synapse, it triggers the release of a chemical neurotransmitter fr
Video: Rods and Cones Animation

For a complete list of videos, visit our video library