PSY 101 Lecture Notes - Lecture 11: Jackhammer, Posttraumatic Stress Disorder, Bulimia Nervosa

• School: University at Buffalo
• Department: Psychology
• Course: PSY 101
• Professor: Quinton Wendy

Document Summary

A process through which experience produces a relatively enduring change in behavior, thoughts, or feelings (not just memorization) Pioneered by pavlov: physiology of digestion, subjects are dogs, working in russia, gastric fistula, key discovery- secretions started before food was given (something learned) Behaviors involved are unlearned responses or reflexes. Emotional responses: feeling fearful, happy, or sad, etc. Before conditioning: neutral stimulus (bell) no response, unconditioned stimulus (us) food unconditioned response(ur) salivation. During conditioning: pair together bell and food, conditioned stimulus (cs) bell + unconditioned stimulus (us) food--- unconditioned response (ur) salivation. After conditioning: conditioned stimulus (cs) bell conditioned response (cr) salivation. Post traumatic stress disorder (combat: cs (weapon) us (blast) ur(intense fear, cs (jackhammer) cr (intense fear) Binge purge behavior (bulimia: cs (full stomach) --us (finger down throat)--- ur (nausea, purging, cs (full stomach) --- cr (nausea, purging) Classical conditioning: highly influenced, conditional fears, phobia, social attitudes, national names paired with +/- names, ex.