BBH 432 - NOTES FOR QUIZ 1

BBH 432 - NOTES FOR QUIZ 1 - BBH 432 NOTES FOR QUIZ 1...

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BBH 432 – NOTES FOR QUIZ 1 I. Introduction a. What is it we think of as “stress”? i. Anxiety, panic, loss of control, external events (disruption of internal function), overload, preoccupation, decrease in homeostasis ii. Stress used to be a term used for physical external strain on a building b. Response: the reaction of an organism to some event or stimulus c. Change: a shift from then normal range of function d. Process: the ways in which the organism responds to an event or stimulus II. Definition a. “Stress is a process in which environmental or psychological events called stressors come to threaten an organism’s safety or well-being” – Baum, i. Stressors are a stimuli – they can be external or psychological ii. “safety or well being” does not mean it has to be life threatening, can be more annoying – ex: traffic, pet peeves b. Stressor: the event or stimulus that affects an organism and causes a shift from the normal range of functioning (homeostasis) c. Types of Stressors: i. Physical stressors: anything that disturbs the body or tissue of an organism 1. Environmental temperature, accident/injury, heart attack/stroke, hormone levels, drugs/alcohol, infection, air pressure, extreme temperatures
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ii. Environmental stressors: events or stimuli from the surroundings that cause additional demands 1. Chemicals, transportation, school/work, environment, weather, background noise, traffic, crowding iii. Psychological stressors: anything that affects or disturbs cognitive and/or emotional functioning 1. Sharing a room, taking a test, wedding, new job iv. Even positive things that happen to us shift us out of our normal range of functioning and make addition demands on us, therefore they are stressors d. Timing of stressors: i. Acute: one time thing, you deal with it and it goes away 1. Someone scares you, alarm clock, surprises (good or bad) ii. Repeated acute: discrete events but happen again and again 1. Snooze button, telephone ringing, alarm going off every morning, cold/allergies, exams iii. Chronic: cause a stress response on an ongoing continual basis 1. High blood pressure, not having enough money, divorce, taking care of sick kids/elderly, high pressure intense job iv. Anticipated: doesn’t have to be happening at the moment 1. Birth of a baby, Christmas, anxiety disorder, upcoming surgeries, giving a speech, taking a test, marriage, graduation v. Remembered: remembering something that occurred 1. Posttraumatic stress disorder, loss of loved one, rape victims III. Background
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a. Hippocrates (Father of Medicine) i. Differentiated suffering due to illness or pathogen itself vs. suffering or demands caused by fighting illness in general b. Claude Bernard (Physiologist) i. Milieu interieur (internal milieu): 1. The internal environment of an organism needs to remain somewhat constant and fixed for it to survive. 2.
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This note was uploaded on 03/18/2008 for the course BB H 432 taught by Professor Dr.stine during the Spring '08 term at Penn State.

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BBH 432 - NOTES FOR QUIZ 1 - BBH 432 NOTES FOR QUIZ 1...

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