Name any four neurotransmitters discussed in the textbook and explain what aspects of behavior, memory, and well-being each influences
What will be an ideal response?
Answer: A good answer will include the following key points.
? Serotonin—sleep, appetite, sensory perception, temperature regulation, pain suppression, mood.
? Dopamine—voluntary movement, learning, memory, emotion, pleasure or reward, and possibly response to novelty.
? Acetylcholine—muscle action, cognitive functioning, memory, emotion.
? Norepinephrine—increased heart rate, slowing of intestinal activity, learning, memory, dreaming, waking, emotion.
? GABA (gamma-aminobutyric acid)—the major inhibitory neurotransmitter in the brain.
? Glutamate—the major excitatory neurotransmitter in the brain.
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Research by Gentile et al. (2009) on media effects and helping behavior found that
a. people assigned their partner the easiest puzzles after playing a prosodies video game. b. people assigned their partner the easiest puzzles after playing a violent video game. c. people were more likely to answer more questions on a questionnaire after playing a prosodies video game. d. people were more likely to answer fewer questions on a questionnaire after playing a violent video game.
We should expect social loafing to be greatly reduced when ____
a. people are held accountable for their inputs b. people are anonymous within the group c. the task at hand is unimportant to people d. people think that others in the group are superior to them in terms of the task at hand
Describe how alcohol affects GABA neurons.
What will be an ideal response?
Which pair consists of negative symptoms of schizophrenia?
A) flat emotions and low motivation B) flat emotions and delusions C) low motivation and hallucinations D) delusions and hallucinations