Unit 2 Flashcards
Sympathetic
fight it flight
-a and b adrnegic agonists and antagonists
Parasympathetic
Rest and digest
-cholinergic agonists & anticholinergics
Stress
Non-specific response to the body by demands made on it
Types of Stress
- Physical: exposure-may elicit harmful response leading to an identifiable illness or signs or symptoms
- Psychological: death - may cause a maladaptive response
General adaptation syndrome (GAS)
-stressor stimulates CNS
1. Alarm
2. Resistance
3. Exhaustion/Death
- Alarm
-activates SNS
-fight or flight
-Increases: HR, Heart contractions, O2 intake, engery (adrenaline)
- Resistance
-body responds to stressor trying to get back to homeostasis
-coping mech: blood pressure, heart rate to normalize
-some case a new norm
-irritability, frustration, and poor concentration
-if no homeostasis into stage 3
- Exhaustion
-stressor continues
-body is physically, emotionally and mentally exhausted
-fatigue, burnout, anxiety, depression
Holes Rache Stress inventory
Lists 43 life events that can contribute to illness
Stress and Chronic Disease
-Stress can exacerbate
Coping
The thoughts and actions we use to deal with stress
Emotion Focused coping
-resolve negative emotions
-drug therapy fall here
Problem focused coping
-targets the stressor
-remove stressor
Stress Management
-progressive relaxation
-meditation
-prayer
-yoga
-imagery
-social support
-good coping skills
-exercise and diet
-diversion activities
Chronic Stress
-effects hippocampus
-releases corticosteroids in response to stress- they act on neurotransmitters damage hippocampus
-impaired memory and recall