Rashad is in the hospital and is about to undergo a brain-imaging process that involves assessing changes in various "fields" in his brain so that a computer can create images of the internal details of his brain. What procedure is he about to undergo?
a) electroencephalography (EEG)
b) magnetic resonance imaging (MRI)
c) computed tomography (CT)
d) positron emission tomography (PET)
ANS: B, MRI is a brain-imaging method using radio waves and magnetic fields of the body.
Psychology
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A turn-__________ unit is a syntactic structure—ranging from a single word to a sentence—that can make up a turn in a conversation.
a. constructional b. interlocutor c. pragmatic d. relevance
Psychology
Which is the least important type of validity?
a. criterion-related b. face c. interitem d. construct e. hypothetical
Psychology