What Physiological Measurement Technique Measures Muscle Contractions in Areas of the Face

question 242

Multiple Choice

What physiological measurement technique measures muscle contractions in areas of the face when emotionally charged stimuli are encountered?

• A) Facial EEG
• B) Facial PET
• C) Facial X-Rays
• D) Facial EMG
• E) Facial MRI

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Definitions:

Ether

A class of organic compounds that contain an oxygen atom connected to two alkyl or aryl groups, used as solvents and anesthetics.

Chemical Shift

A measure of the change in resonant frequency of a nucleus in a magnetic field due to its electronic environment, important in nuclear magnetic resonance (NMR) spectroscopy.

Carbon

A nonmetallic element that forms the basis of all known life on Earth, symbolized as C.

Oxygen

A chemical element with the symbol O and atomic number 8, essential for respiration in most life forms and used widely in industry.