Psychology 2030A/B Midterm: Psychology 2030A - Midterm 2

• School: Western University
• Department: Psychology
• Course: Psychology 2030A/B
• Professor: David Vollick

Document Summary

Chapter 4 - anxiety, obsessive-compulsive, and trauma - and stressor - related disorders. Anxiety - a common emotion that is characterized by physical symptoms (faster heartbeat, tension) and thoughts or worries that something bad will happen. Future-oriented response (what if i mess up this speech?) Can lead to obsessive-compulsive, trauma or stressor related disorders. First must examine the emotion most closely related, fear. System (active during fight-or-flight) (active during rest and digestion) Central nervous system - brain and spinal cord. Peripheral nervous system - all the other nerves in your body. Somatic sensory nervous system - sensory and voluntary motor functions. Fight or flight - your hypothalamus (the part of your brain that is responsible for recognizing threatening situations and coordinating your response) sends a message to your adrenaline glands to release the hormone adrenaline. This is a discharge of the sns. Sympathetic nervous system (sns) - active during fight-or flight. Dilates pupils and lungs, increases heart rate, etc.