Psych 381 - 14

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Bard's research on sham rage led him to conclude that the

hypothalamus and adjoining structures play critical roles in the expression of aggression.

Le Doux and his colleagues found that bilateral lesions to the __________ blocked auditory fear conditioning but that bilateral lesions to the __________ did not.

medial geniculate nucleus; auditory cortex

Pellis and colleagues found that giving cats an antianxiety drug tended to increase the efficiency of their mouse killing. These researchers concluded that this was due to

reducing the defensiveness of the cat.

According to the facial feedback hypothesis, our facial expressions influence our emotional experiences. Which theory of emotional processing might this support?

The James-Lange theory.

Lesions to which of the following structures specifically block the conditioning of fear to a context?

The hippocampus

Correlations between aggressive behavior and testosterone levels do not necessarily mean that high testosterone levels cause aggressive behavior because

aggressive encounters often cause increases in testosterone levels.

Kluver-Bucy syndrome appears to result, to a large degree, from bilateral damage to the

amygdala.

The structure in which the emotional significance of sensory signals is learned and retained is believed to be the

amygdala.

According to the Cannon-Bard theory, emotional experience and emotional expression

are independently triggered by the same emotional stimuli

According to the James-Lange theory, the

experience of emotion is produced by the brain's perception of the body's reactions to emotional stimuli.


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