Which of the following is the process of translating a hypothesis into specific, testable procedures that can be measured and observed?
a. hypothesis c. operationalization
b. operant conditioning d. observation
c
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The device that provides a detailed, three-dimensional computer-generated image of brain activity by aiming a powerful magnetic field at the brain is called a(n) __________
a) EEG b) psychophysiological c) CAT scan d) fMRI scan
Addictive drugs increase dopamine activity in the medial forebrain bundle and the nucleus accumbens, which, in turn, gives rise to intensified feelings of pleasure due to which region of the cortex being stimulated?
a. parietal b. temporal c. frontal d. occipital
Which statement about the classification of intellectual disabilities is true?
A. About 10% of school-age children are classified as having an intellectual disability. B. The rate of children diagnosed with mild intellectual disabilities has increased dramatically in the past few decades. C. Parents seldom negatively react to a child's disability. D. Children with intellectual disabilities often have associated impairments like cerebral palsy or a sensory disorder.
Which of the following is an example of a chromosomal abnormality that occurs when whole chromosomes do not separate properly during meiosis?
A. sickle-cell anemia B. hemophilia C. Huntington's disease D. Down syndrome