PSY 3100 Lecture 11: Lecture 11

• School: Vanderbilt University
• Department: Psychology (A&S)
• Course: PSY 3100
• Professor: Olatunji Olubunmi(bunmi)

Document Summary

Fear and anxiety - guest lecturer - dr. blackford. 30% of college students will develop anxiety disorders. 18. 1% of us population will have anxiety disorder, 28. 8% lifetime prevalence of anxiety. Anxiety disorders differ in what triggers a response. The pyramid ranges from general to specific or broad threat to narrow threat. From top to bottom: generalized anxiety disorder, post-traumatic stress disorder, panic disorder, social anxiety disorder, obsessive-compulsive disorder, specific phobia. Fear: an unpleasant emotion caused by the belief that someone or something is dangerous, likely to cause pain or threat. Functions: executive functioning, planning, working memory, complex behavior, personality, decision making, controlling social behavior, emotion regulation: can inhibit amygdala activity through dense white matter connections. Fear-potentiated startle is mediated by the amygdala lesion amygdala, potentiated startle goes away, lesion bnst, nothing happens. Anxiety-light-potentiated startle lesion amygdala, nothing happens, lesion bnst, potentiated startle goes away: conditioned fear.