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Review Questions Chapter 18 Answer Key

Review Questions Chapter 18 Answer Key - experimental...

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Sheet1 Page 1 Review Questions Chapter 18 Answer Key 1. According to the James-Lange and Cannon-Bard theories of emotion, what is the relationship between the anxiety you would feel after oversleeping for an exam and your physical responses to the situation? According to the James-Lange theory of emotion, we experience emotion in response to physiological changes in our body, such as increased heart rate, inhibited digestion, and increased sweating. As a result of the body's response to the situation, the person becomes afraid. According to the Cannon-Bard theory, emotional experience is independent of emotional expression. The threatening stimulus first causes a feeling of fear and the physiological reaction follows. 2. What procedures will produce an abnormal rage reaction in an experimental animal? How do we know that the animals feel angry? The removal of the cerebral hemispheres produces abnormal rage reactions in
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Unformatted text preview: experimental animals. Experiments performed in the 1920s showed a remarkable behavioral transformation in cats or dogs when this procedure was performed. Animals that were not easy to provoke prior to the surgery flew into a state of violent rage with the least provocation after the surgery. Sham rage is observed if the anterior hypothalamus is destroyed along with the cortex, but it is not seen if the lesion is extended to include the posterior half of the hypothalamus. Therefore, the posterior hypothalamus is particularly important for the expression of anger and aggression in animals and is normally inhibited by the cortex. We do not know whether or not the animals feel angry, because feelings are subjective experiences that can be reported verbally by humans but not by animals. t...
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