Functional Magnetic Resonance Imaging (FMRI)

question 51

Multiple Choice

Functional magnetic resonance imaging (fMRI) :

• A) directly measures neural activity.
• B) usually picks up more areas of brain activation than does positron emission tomography (PET).
• C) requires injecting radioactive materials into the participant's bloodstream.
• D) is faster than positron emission tomography (PET).

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Definitions:

π Bond

A type of covalent bond between atoms that results from the sideways overlap of p orbitals, allowing for electron sharing.

Rings

Cyclic molecules in chemistry that consist of a series of connected atoms forming a closed loop.

Hydrogenating

The process of adding hydrogen to a molecule, usually in the presence of a catalyst, to reduce double or triple bonds to single bonds.

Monocyclic Saturated Compound

An organic chemical compound featuring a single cyclic structure without double or triple bonds, indicating all carbons are saturated with hydrogen.