Anxiety and Decision Making Welcome! Anxiety and Decision Making
About 3-5 years…
Ask Questions when you need to…
Anxiety Broad definition in the DSM-IV 300.02 Generalized anxiety disorder Panic disorder 300.21 With agoraphobia 300.01 Without agoraphobia 300.22 Agoraphobia without history of panic disorder 300.29 Specific phobia 300.23 Social phobia 300.3 Obsessive-compulsive disorder 309.81 Posttraumatic stress disorder 308.3 Acute stress disorder Anxiety disorder 293.84 Anxiety disorder due to a general medical condition 293.89 Anxiety disorder due to... [indicate the general medical condition] 300.00 Anxiety disorder NOS
Generalized Anxiety Disorder 6 months of worry Difficulty controlling anxiety 3 months of 3 or more: Feeling tense Fatigue easily Can’t concentrate Irritable Significant muscle tension Sleep difficulty Symptoms not related to another mental disorder “Clinical significant distress”, ↓ daily life fxn Not due to substance or medical issue
Yerkes-Dodson law Anxiety or Stress
Animal tests for Anxiety Open field test Novelty suppressed feeding Elevated platform Elevated plus maze Social Interaction Test Others…
Decision making Choice Stress-Choice Model Y-Maze Straight alley maze
Decisions Decisions Fight or flight Save for the future Limbic System: Amygdala, hippocampus, etc Save for the future Prefrontal cortex, cortex others…
For this class Presentation article: Background papers Original work Animal models Neuroscience based Background papers fMRI (humans) Review articles Help tie the story together
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