In functional neuroimaging, a difference image is used for determining:
A) how long it takes a person to complete a memory task.
B) what percentage of the brain is being used at any given moment.
C) how much neural activity has changed relative to a baseline.
D) how much neural activity occurs while a person is relaxed.

Question

Quizplus · Accepted Answer

A difference image in functional neuroimaging is created by subtracting one condition from another (e.g., activity during a task vs. rest), thus showing changes in neural activity relative to a baseline condition.

In Functional Neuroimaging, a Difference Image Is Used for Determining