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Concept Key Terms


Adaptation  The body's efforts to restore normalcy.
Distress  Negative stress, or stress that contributes to health problems.
Eustress  Positive stress, or stress that is mentally or physically stimulating.
Hardiness  A collection of personality traits thought to make a person more resistant to stress.
Hypostress  Insufficient levels of stress leading to boredom or apathy.
Locus of Control  The extent to which we believe the outcomes of events are under our control (internal locus) or outside of our personal control (external locus).
Optimism  The tendency to have a positive outlook on life or a belief that things will work out favorably.
Parasympathetic Nervous System (PNS)  The component of the autonomic nervous system that helps bring the body to a resting state following stressful experiences.
Physiological Fatigue  A deterioration in the capacity of the neuromuscular system as the result of physical overwork and strain; also referred to as true fatigue.
Psychological Fatigue  A feeling of fatigue usually caused by such things as lack of exercise, boredom, or mental stress that results in a lack of energy and depression; also referred to as subjective or false fatigue.
Self-Efficacy  The belief in one's ability to take action that will lead to the attainment of a goal.
Stress  The nonspecific response (generalized adaptation) of the body to any demand made upon it in order to maintain physiological equilibrium. This positive or negative response results from emotional that are accompanied by biochemical and physiological changes directed at adaptation.
Stressors  Things that places a greater than routine demand on the body or and evokes a stress reaction.
Sympathetic Nervous System (SNS)  The component of the autonomic nervous system that responds to stressful situations by initiating the fight-or-flight response.
Type A Personality  The personality type characterized by impatience, ambition, and aggression; Type A personalities may be more prone to the effects of stress but may also be more able to cope with stress.
Type D Personality  The personality type characterized by high levels of negative emotion and the tendency to withhold expression of these emotions.







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