Health Sciences 1001A/B Lecture : Chapter 3 – Stress.docx

• School: Western University
• Department: Health Sciences
• Course: Health Sciences 1001A/B
• Professor: Shauna Burke

Document Summary

Chapter 3 stress: the constant challenge1/28/2012 11:25:00 am. Stress refers to: situations that trigger physical and emotional reactions = Stressors: the reactions themselves = stres response. Stress = the general physical and emotional state that accompanies the stress response. Living on your own, going out to laundry: stress releif. Exercise, having ppl to talk to: response to stressors. The primary determinant of the health consequences of stress is how the individual responds to the stress. Responses to stressors include: physical changes, emotional and behavioural responses. Two control systems are responsible for the physical response to stressors to stressors: nervous system, emotional system. Part of the ______________ system that is not under. Aids in digestion, storing energy, growth promotion: sympathetic division. Activated during arousal and emergency situations (pain, anger, fear) Releases norepinephrine which commands body to mobilize energy resources to respond to crisis and causes arousal (increase attention and alertness) when released in the brain.