Nearly all addictive drugs
a. increase the activity in all the brain cells.
b. prolong the action of transmitter chemicals.
c. stimulate the brain's reward circuitry.
d. mimic natural neurotransmitters.
ANSWER: c
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Bobbie Jo appeared to develop normally for the first year of her life, but then she began to exhibit severe isolation and communication difficulties as well as repetitive behaviors. Her head size, however, was normal. The most likely DSM-5 diagnosis would be ____
a. autism spectrum disorder c. intellectual disability b. Asperger's syndrome d. learning disability
Regarding caffeine, which of the following statements is FALSE?
a. Pregnant women who consume as little as two cups coffee a day increase the risk of having a miscarriage. b. A person would have to drink between 15 and 20 cups of coffee a day to experience any withdrawal symptoms from caffeine. c. Caffeine encourages the growth of breast cysts in women. d. Withdrawal from caffeine includes anxiety, depression, fatigue, headaches, and flu-like symptoms.
As part of her course requirements, Jill participates in research studies conducted by professors. After she participates, she is fully informed about the nature of the study. This describes:
A) debriefing. B) informed consent. C) demand characteristics. D) risk-benefit analysis.
The prenatal life support system includes the
a. amniotic sac. c. umbilical cord. b. placenta. d. all of these.