Widely abused illegal drugs such as cocaine, heroin, and amphetamines are attractive to users because
a. they stimulate the brain's "reward circuits."
b. they helped our ancestors survive and reproduce.
c. they suppress REM sleep.
d. they slow down mental and physical activity.
e. they produce hallucinations and delusions.
a. they stimulate the brain's "reward circuits."
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According to Piaget, object permanence is mastered when a child understands that:
a. objects continue to exist even when they are no longer in sight b. physical properties remain the same, despite superficial changes in appearance c. it is only necessary to focus on one of the relevant aspects of a problem situation d. accommodation is a more adaptive process than assimilation
Newell is fearful and inhibited. Newell will benefit most if his parents
A) adopt an authoritarian child-rearing style. B) take over and help him solve social problems. C) become overprotective and restrict his activities. D) provide extra encouragement to be assertive and express his autonomy.
Regarding the brain, which of the following statements is FALSE?
a. Brain circuitry cannot be significantly changed by outside experiences. b. Incoming information scatters all over the brain and converges again as it goes out through the spinal cord, to muscles and glands. c. The brain is a vast information-processing system, keeping track of the external world and responding to current needs. d. The brain regulates its own behavior and creates the "mind" and the magic of consciousness.
Women who undergo breast augmentation surgery _________
A) are rarely satisfied with the results. B) may experience reduced sensation, implant rupture, and asymmetry. C) rarely report any side effects. D) should know that silicone implants are proven to significantly increase a woman's risk of suffering an autoimmune disorder.