Which of the following is an imaging technique that results in a
computer-generated image of brain activity and is based on glucose consumption in the brain?
a. computed tomographic scan (CT scan).
b. electroencephalography (EEG).
c. magnetic resonance imaging (MRI).
d. positron emission tomography (PET).
ANSWER: d
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Under what circumstances should the last names of all authors of a reference with six or more authors be included with the citation in the body of the text?
a. always b. never c. the first time the citation occurs d. only if necessary to distinguish it from other references
Content validity concerns whether the test
a. measures the theoretical concept it supposedly tests b. measures the full range of behaviors represented by the concept c. correlates with other valid tests d. All of the these are true
The term ________ confound is the non-experimental equivalent of the experimental term procedural confound
A) operational B) experimental C) environmental D) person
What is the single largest factor that determines the trajectory of an adult's physical or mental status beyond age 65?
A) Health B) Marital status C) Social support system D) Socioeconomic status