Ch3b - 9/15/2011 PSYC2313:001:PsychologyandHumanProblems...

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9/15/2011 1 PSYC 2313:001: Psychology and Human Problems Stress and its Effects
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9/15/2011 2 ± Stress responses occur at three levels: ± Emotional responses ± Physiological responses Bh i l ± Behavioral responses ± Emotional responses are usually negative and fall into three categories: ± 1. Annoyance, anger, and rage ± 2. Apprehension, anxiety, and fear ± 3. Dejection, sadness, and grief ± However, stress can prompt positive emotional responses, which in turn ± Increase creativity, flexibility in problem solving ± Enhance immune system functioning, increase valuable social support, and promote proactive coping. ± Strong emotions may hamper or enhance our ability to cope with stress, depending on our level of arousal and the task complexity ± The “inverted U hypothesis” predicts tha The inverted U hypothesis predicts that ± For low complexity tasks, a high level of arousal is best; ± For medium complexity tasks, a medium level of arousal is best; and ± For high complexity tasks, a low level of arousal is best.
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9/15/2011 3 ± Physiological responses. ± The fight or flight response “a physiological reaction to threat that mobilizes an organism for attacking (fight) or fleeing (flight) an enemy”. ± It occurs in the autonomic nervous system (ANS), which “is made up of the nerves that connect to the heart, blood vessels, smooth muscles, and glands”.
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This note was uploaded on 09/23/2011 for the course PSYC 2313 taught by Professor Staff during the Spring '11 term at Oklahoma State.

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Ch3b - 9/15/2011 PSYC2313:001:PsychologyandHumanProblems...

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