FAP5_Lecture_Ch05

FAP5_Lecture_Ch05 - StressandArousal:...

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Comer,  Fundamentals of Abnormal Psychology , 5e – Chapter 5 1 Stress and Arousal:  Stress and Arousal:  The Fight-or-Flight Response The Fight-or-Flight Response The features of arousal and fear are set in  motion by the hypothalamus Two important systems are activated: Autonomic nervous system (ANS) An extensive network of nerve fibers that connect the central  nervous system (the brain and spinal cord) to the body’s other  organs Contains two systems: sympathetic and parasympathetic Endocrine system A network of glands throughout the body that release  hormones
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Comer,  Fundamentals of Abnormal Psychology , 5e – Chapter 5 2 Stress and Arousal:  Stress and Arousal:  The Fight-or-Flight Response The Fight-or-Flight Response There are two pathways by which the ANS  and the endocrine systems produce arousal and  fear reactions: Sympathetic nervous system Hypothalamic-pituitary-adrenal pathway
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Comer,  Fundamentals of Abnormal Psychology , 5e – Chapter 5 3 Stress and Arousal:  Stress and Arousal:  The Fight-or-Flight Response The Fight-or-Flight Response When confronting a dangerous situation, the  hypothalamus first activates the sympathetic  nervous system, which stimulates key organs  either directly or indirectly When the perceived danger passes, the  parasympathetic nervous system helps return  bodily systems to normal
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Comer,  Fundamentals of Abnormal Psychology , 5e – Chapter 5 4
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Comer,  Fundamentals of Abnormal Psychology , 5e – Chapter 5 5 Stress and Arousal:  Stress and Arousal:  The Fight-or-Flight Response The Fight-or-Flight Response The reactions displayed by these two pathways  are referred to as the fight-or-flight response People differ in their particular patterns of  autonomic and endocrine functioning and  therefore also in their particular ways of  experiencing arousal and fear…
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Comer,  Fundamentals of Abnormal Psychology , 5e – Chapter 5 6 The Psychological Stress  The Psychological Stress  Disorders Disorders During and immediately after trauma, many people  become highly anxious and depressed For some, feelings persist well after the trauma These people may be experiencing: Acute stress disorder Posttraumatic stress disorder (PTSD) The precipitating event usually involves actual or  threatened serious injury to self or others Occurs following an event which would be traumatic to anyone   (unlike other anxiety disorders)
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Comer,  Fundamentals of Abnormal Psychology , 5e – Chapter 5 7 The Psychological Stress  The Psychological Stress  Disorders Disorders
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FAP5_Lecture_Ch05 - StressandArousal:...

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