PSY 1102 Chapter Notes - Chapter 10.1: Natural Killer Cell, B Cell, Pessimism

• School: University of Ottawa
• Department: Psychology
• Course: PSY 1102
• Professor: Najwa Haddad

Document Summary

Chapter 10. 1 - stress: stress and illness. Scienti cally studied stress, supported by modern science bodies of human and animals undergo physiological change when stress. Alarm reaction - face to face with stressor, mobile body resources to ght or ight. Resistance - body will do whatever to adapt or get rid of the situation, becomes more vulnerable to high blood pressure, migraines, etc. Exhaustion - body is depleted, no longer ght, more vulnerable to cancer, death, heart disease: adrenal glands located on top of kidneys, release hormone into blood stream including stress hormones. Cortisol and other stress hormones (s. t- stream) bene cial, l. t-toxic) B. 1: stress and immune system: 1 of the most complex systems, surveillance and defence, protect from foreign invader and home grown enemies, macrophages. B. 2: stress and heart: cardio disease causes diseases related to the heart (i. e. narrowing arteries) it was believed that heart disease was physiological (believed)