Which Brain Study Technique Is Correctly Matched with a Description

question 74

Multiple Choice

Which brain study technique is correctly matched with a description?

• A) computerized axial tomography (CAT)- detects electrical energy in the brain
• B) electroencephalography (EEG)- reveals patterns of blood flow in the brain
• C) positron emission tomography (PET)- uses radioactive glucose to detect active areas in the brain
• D) functional magnetic resonance imaging (fMRI)- uses x-rays to create cross-sectional images of the brain

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Definitions:

Polarized

Polarized is a term used to describe a situation, opinion, or group that is divided into two extreme positions, with no apparent middle ground.

Neural Membrane

The lipid bilayer that encloses the cytoplasm of neurons, essential for conducting electrical impulses.

Ions

Atoms or molecules that have gained or lost one or more of their electrons, resulting in a net electric charge.

Plasticity

The capacity of the brain to change and adapt in response to experience, learning, or injury.