According to the 2011 National Center on Addiction and Substance Abuse sample, approximately how many 12- to 17-year-olds met criteria for substance abuse or dependence?
a. 5%
b. 12%
c. 15%
d. 25%
b
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Animation 9.9: Frequency Sensitivity of the Basilar Membrane and Auditory CortexClick on the above link to access the Interactive eBook. Once you've signed in, scroll to page 248 and watch the video. When you've finished watching the video, come back to the test and answer the following questions:Which of the following is TRUE about the basilar membrane?
A. Low frequency sounds cause less vibration at the wider end of the membrane. B. High frequency sounds cause less vibration at the narrow end of the membrane. C. It starts out wide at the base end and progressively becomes narrower at the apex. D. It is stiffer at the base end and becomes progressively more elastic toward the apex.
In recent months, Percy has been experiencing difficulty with his coordination and balance that is growing progressively worse. Which area of the brain, below, would you guess is involved in his problems?
a. the cerebellum b. the parietal lobe c. the cerebral cortex d. the limbic system
Advocacy counseling may involve
a. Educating the public about the counseling profession b. Intervening with organizations that have unethical or unfair policies c. Working on behalf of clients to help them overcome barriers to their growth d. All of the above
Which of the following statements about illusions is true:
A) illusions are the predisposition of the visual and cognitive system in distorting what really exists in the real world B) illusions are the result of sensations from the outer world C) illusions are erroneous perceptions of reality D) illusions allow for the understanding of the relationships between the physical world and the way the mind organizes stimuli E) all of the above