During an internship at a mental health clinic, you hear a psychiatrist say, "We need to put Mrs. Smith on a typical neuroleptic drug." You know that this type of drug will:
A. alter the size of her ventricles in the brain
B. reduce serotonin activity in the nervous system
C. increase dopamine activity in the nervous system
D. reduce dopamine activity in the nervous system
Answer: D
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High frequency sounds a. produce a weaker signal in the ear farthest away from the sound. b. produce a weaker signal in the ear nearest the sound
c. produce a "sound shadow" on the ear nearest the sound. d. cannot be effectively localized.
How do psychoactive drugs work in the body to produce their effects?
a. They alter the body's basal metabolism rate. b. They act on brain neurotransmitters. c. They break down the blood-brain barrier. d. They modulate endocrine function.
Compare and contrast wet macular degeneration and dry macular degeneration. Be sure to discuss at least one commonality and at least one difference.
What will be an ideal response?
What percentage of children have ADHD?
a. 3–7% b. 10–14% c. 17–21% d. 24–28%