What is the best way to describe the effects of the parasympathetic and sympathetic nervous systems on organs like the heart?
A. They typically have opposing effects.
B. Only the sympathetic nervous system controls organs like the heart.
C. Only the parasympathetic nervous system controls organs like the heart.
D. Their effects are mediated by the enteric nervous system.
Answer: A
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A man is on a diet-and-exercise program. Whenever he loses a pound of body fat, he puts $10 aside to be used to buy himself new golf clubs. The man is taking part in what behavior therapists would call
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The purpose of a graph is to _____
a. compare group trends c. clarify results b. make data more scientific d. illustrate the text in the discussion
All of the following were suggested in the textbook as good ways to find a topic for research except _____
a. reading abstracts in journals that report on topics that interest you b. reviewing a textbook from your favorite psychology class c. consulting newspapers on a daily basis d. looking for interesting summaries of research in psychology journals and magazines