Health Sciences 1001A/B Lecture Notes - Lecture 3: Autonomic Nervous System, Pituitary Gland, Endocrine System
19 Jan 2016
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What is stress: stress refers to 1) the situations that trigger physical and emotional reactions (stressor) 2) the reactions themselves (stress response: stress = the general physical and emotional stat that accompanies the stress response. Response to stressors: the primary determinant of the health consequences of stress is how the individual responds to stress, these stress responses include: Emotional and behavioural responses: physical responses: The system of glands tissues and cells that help control body functions by releasing hormones and other chemical messengers into the bloodstream. Helps prepare the body to respond to a stressor. Autonomic nervous system part of the nervous system that is not under conscious supervision, consists of two divisions. Neurochemical message sent to the hypothalamus which releases chemicals to pituitary gland which releases adrenocorticotropic hormone into bloodstream. Acth reaches adrenal glands which release cortisol other key hormones into the bloodstream: simultaneously:
