A Researcher Is Interested in Discovering If One Part of the Brain

question 36

Multiple Choice

 A researcher is interested in discovering if one part of the brain, the orbitofrontal cortex, connects directly to another part of the brain, the amygdala. Which of the following experimental methods would be the most appropriate for this purpose?

• A) Inject horseradish peroxidase into a rat's amygdala and then see if cells in the orbitofrontal cortex are stained.
• B) Inject a human volunteer with a radioactive glucose and see what part of his brain is active while viewing an emotionally charged set of pictures using a PET scan.
• C) Look at a human brain with fMRI to see if the orbitofrontal cortex and amygdala are active at the same times.
• D) Stimulate the orbitofrontal cortex of a human volunteer during neurosurgery.

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Definitions:

Book Value

The net value of a company's assets minus its liabilities, often used to determine the company's equity value.

Mispriced

A situation in which a financial instrument is valued incorrectly by the market, often presenting opportunities for investors.

Confirmation Bias

The tendency to search for, interpret, favor, and recall information in a way that confirms one's preexisting beliefs or hypotheses.

Representativeness Heuristic

A cognitive bias in which an individual categorizes a situation based on patterns of previous experiences or beliefs about the scenario.