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Published byAusten McKinney Modified over 9 years ago
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From: Carter R (1998) Mapping the Mind. Seven Dials, London.
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EMOTIONS PRIMARY SECONDARY (reflexive) (cognitive) fear anger happiness sadness disgust surprise envy shame guilt et cetera, et cetera, et cetera
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INDICES OF FEAR IN ANIMAL MODELS IN GENERALISED ANXIETY heart rate salivation stomach ulcers respiration change scanning & vigilance startle urination defecation grooming freezing heart pounding dry mouth upset stomach respiration scanning & vigilance jumpiness, easy startle frequent urination diarrhoea fidgeting apprehensive expectation
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From: www.cns.nyu.edu/home/ledoux See: LeDoux JE (2002) Emotion, memory & the brain. In: “The Hidden Mind”, Scientific American.
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“The subcortical visual pathway may transmit low-frequency images (left) that arouse the amygdala better than high- frequency ones (right)” From: Helmuth L (2003) Fear & trembling in the amygdala. Science 300, 568-569.
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From: Dolan RJ (2000) Emotional processing in the human brain revealed through functional neuroimaging. In: Gazzaniga MS (Ed) The New Cognitive Neurosciences, 2nd Edn, MIT Press. Pp 1115-1131. Blood flow ( neuronal O 2 consumption) increases in the right amygdala as the facial expression becomes more fearful and decreases as the facial expression becomes happier.
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Paquette V, et al. (2003) “Change the mind & you change the brain”: effects of cognitive- behavioral therapy on the neural correlates of spider phobia. NeuroImage 18, 401-409.
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DEFICITS OF FEAR CONTROL Anxiety (social, generalized, situational) Phobias (e.g. dogs, air travel) Post-traumatic stress disorder Panic disorder
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http://www.iac-usnc.org/Lectures/Symposium1/index.html
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Patients with lesions that include the amygdala show: Deficits in fear conditioning Deficits in the perception of fear in facial expressions & voices
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