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Psy 240 week 7 checkpoint emotions




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Darwin’s theory of emotion was based o of anecdotal expressions
stating that human facial expressions tend to accompany the same
emotional state. Darwin believed that emotions were like behaviors that
evolved over time while comparing them to other species. Humans and
animals alike exhibit the same tendencies when threat is evident. The theory
of threat displays can give an example of these behaviors. Once a threat is
detected our brain sends signals in order to trigger aggression in which one
would be on alert to face danger. One’s enemies can recognize these
behaviors as the signal of aggression in which may give the attacker an
advantage of dominance which could ultimately intimidate without !ghting.
The James-Lang theory argued emotion-inducing sensory stimuli is
processed by the somatic nervous system which triggers the experience of
the emotion in the brain. This theory reversed the usual way of thinking and
suggests that the activity or behavior rely entirely on feedback provided by
the autonomic and somatic nervous system activity.
The Cannon-Bard theory is an alternative to the James-Lang theory. This
theory states the opposite in which emotional experience and emotional
expression have no casual relation. The Cannon-Bard theory believe the
opposite of the James-Lang theory stating that emotional experience is
independent and do not rely solely from the autonomic and somatic nervous
system. Failure to be able to !nd a support for these two theories led to a
third theory

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