Functional Magnetic Resonance Imaging Is a Tool That Has Been

question 40

Multiple Choice

Functional Magnetic Resonance Imaging is a tool that has been very useful in identifying what parts of the brain do what. Scientists can have a person perform some particular activity and then look for active areas in the brain. How does fMRI work?

• A) It takes a picture of the inside of the brain according to electricity levels. The more electrical current in the area, the more active it is.
• B) It takes a picture of the inside of the brain according to blood flow. More blood flow indicates more activity in that area.
• C) It takes a picture of the brain according to oxygen levels. More oxygen in an area indicates more activity in that area.
• D) It takes images of thin layers of the brain and the more electrical activity in a layer, the more magnetic it is and this shows up in fMRI.
• E) Electrodes attached to the skull can trigger activity in particular brain areas which then trigger a person to perform certain behaviors.

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Definitions:

Companionate Love

Type of love consisting of intimacy and commitment.

Infatuation

A state of intense, often short-lived passion or admiration for someone or something.

Empty Love

A type of love characterized by commitment without intimacy or passion, often found in relationships that have endured beyond the dissolution of physical and emotional connections.

Groupthink

Kind of thinking that occurs when people place more importance on maintaining group cohesiveness than on assessing the facts of the problem with which the group is concerned.