Class Notes (835,166)
Canada (508,984)
York University (35,212)
KINE 1020 (440)
Lecture

Stress Lecture # 6.docx

7 Pages
83 Views
Unlock Document

Department
Kinesiology & Health Science
Course
KINE 1020
Professor
Jennifer Kuk
Semester
Fall

Description
HH KINE 1020 03/10/2012 Lecture # 6 Stress What is Stress?  Hans Selye o “non-specific response of the body to any demand made upon it” o Stress is important in life  Without it you do not thrive  Distress o Death of a close friend o Feeling overwhelmed  Eustress o Going out on a date o Getting a promotion Stress Hormones  Having no stress hormones causes illness: o Addison’s Disease  Muscle weakness and fatigue  Weight loss and decreased appetite  Low blood pressure  Low blood sugar Adaptation Syndrome HH KINE 1020 03/10/2012 Lecture # 6  Stressor o Neurogenic  Perception of failing an exam  All emotional  No real metabolic threat o Metabolic  Elevation of eating habits o Physical  Chronic pain  Stress response o Sympathetic Nervous System  Shuts down digestion  Increases heart rate and breathing rate o Hypothalamic Pituitary Adrenal (HPA) axis  Secrete cortisol Physiological Response to Stress  Nervous System o Autonomic Nervous System  Parasympathetic nervous system  Sympathetic nervous system o Endocrine system  Hypothalamo-pituitary-adrenal system and associated hormones (ACTH, Cortisol, catecholamines)  Stress response-1 o Nervous System response to stress- The Locus Coreuleus HH KINE 1020 03/10/2012 Lecture # 6  Pacemaker of the brain  Connected to our sense  Causes nor-epinephrine secretion  Increases arousal and vigilance, and modulates the action of the autonomic nervous system  Regulates blood flow, heart rate, blood pressure, and respiration  Shuts down the gastrointestinal and sexual systems until the crisis is over  o The Limbic System and the HPA  Functions:  Sets emotional tone stores emotional memories modulates motivation controls appetite and sleep cycles modulates libido  Problems if over activated:
More Less

Related notes for KINE 1020

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit