Although initially thought to be due to an excessive amount of a particular neurotransmitter, mania has been found to be due to low levels of which neurotransmitter?
A. dopamine
B. acetylcholine
C. serotonin
D. norepinephrine
Answer: C. serotonin
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Kyle, a 12-year-old child, who is frequently punished by his father, often lies to his father about where he has been and often stays at a friend's house rather than going home. Kyle is demonstrating
a. latent learning. b. stimulus generalization. c. negative transfer. d. avoidance learning.
Which of the following has not been shown to be true of children with math disabilities?
a. They tend to use less-sophisticated arithmetic strategies than typically developing children. b. They tend to use fact retrieval less often when solving simple arithmetic problems than typically developing children do. c. Their practice at fact retrieval appreciably improves their performance. d. They have difficulty keeping number names in their working memories.
If Kaia is a normal six-month-old, we would expect her to be able to
a. reach for a small object. b. ring a bell purposively. c. show some early stepping motions. d. sit alone steadily. e. vocalize at least 10 different syllables.
A baby reacts with a facial expression of disgust when someone puts sour food in its mouth. This facial reaction is universally recognizable. This innate reaction best supports ________ ideas of emotion
a. Cannon's b. Izard's c. Spiesman's d. Skinner's