1. Chapter 12 Stress

5. Short Term Stress A response of the brain (Sympathetic) Immediate action is necessary Or anticipation that immediate action is necessary

6. Acute Stress Response

7. Changes is blood distribution

8. Mobilization of sugar and fat

9. Long Term Stress Prepare the body for continued action Increases the capacity of the system to make immediate stress responses –Replaces sugar in liver –Alters use of energy substrates by tissues other than the brain –Limits immune damage

10. Hypothalmic/Pituitary/adrenal axis: Glucocorticoids

11. Stress: Not all or nothing Stress

12. Stress Responses Development of increased capacity is dependent on the full response –Activation –Action –Long term stress to increase capacity

14. Incomplete Response

16. Variations in Stress Responses Cold Stress Starvation Learned Stress

17. Stress and Disease Chronic alert: Preparation for action followed by inaction Problems –Immunosuppression –Fat mobilization –Insulin resistance

21. Dealing with Stress Exercise Drugs