Health Sciences 1001A/B Lecture Notes - Lecture 3: Job Satisfaction, Gie, Sleep Disorder

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

Document Summary

Response to stressor: the reaction to the trigger. Stress: general physical and emotional state that accompanies the stress response. Body systems that control stress reactions are: nervous system & endocrine system. There is a part that is u(cid:374)der (cid:448)olu(cid:374)tar(cid:455) (cid:272)o(cid:374)trol a(cid:374)d o(cid:374)e that"s (cid:374)ot u(cid:374)der (cid:272)o(cid:374)s(cid:272)ious super(cid:448)isio(cid:374) Autonomic nervous system is not under conscious supervision (ex. Has 2 divisions: sympathetic and parasympathetic: parasympathetic: in control when you are relaxed, aids in digestion, string energy, and growth promotion, sympathetic: activated during arousal and emergency situations (pain, anger, fear, exercise) Releases norepinephrine which commands the body to use up its energy to respond to crisis and causes arousal. Norepinephrine: increased alertness and attention when released in the brain. System of glands, tissues, and cells that help control body function by releasing hormones and other chemical messengers to the blood stream. Helps prepare the body to respond to a stressor.