In Contrast to a PET Scan, the FMRI Technique

question 51

Multiple Choice

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.

---

Definitions:

Psychogenetic Illness

Disorders that originate from psychological causes rather than physical ones, often involving symptoms without identifiable organic roots.

Collectives

Large groups of people who share common interests but may not have as much interaction or personal connection as a more tightly-knit group.

Panic

A sudden overwhelming fear or anxiety that often causes wildly unthinking behavior or mass hysteria, usually in response to a particular event or situation.

Overcrowding Disasters

Catastrophic events resulting from too many people being confined in a space that cannot safely accommodate them, often leading to injury or death.