Chapter 14: Stress and Health Flashcards
Stressors
an event, experience, or environmental stimulus that causes stress in an individual. physical/psychological, threats/challenges. eg. Money, job pressure
Stress
a natural response to a challenge or threat that can be physiological or psychological
Health Psychology
branch of psychology that studies how biological, psychological, and social factors impact health
Chronic Stressors
ongoing, everyday issues that can affect a person’s body, mind, family, or community. eg
Disease/disorders, abuse
Fight-or-Flight Response
automatic physiological reaction to an event that is perceived as stressful or frightening
General Adaptation Syndrome (GAS)
describes the process your body goes through when you are exposed to any kind of stress, positive or negative; alarm, resistance and exhaustion
Alarm
The body’s initial response to stress, which involves a burst of energy. The hypothalamus sends a distress signal, which triggers the release of adrenaline and cortisol
Resistance
The body attempts to resist or adapt to the stressor. The body uses deep energy reserves, which can compromise the immune system. Signs of the resistance stage include irritability, frustration, and poor concentration
Exhaustion
The body’s energy reserves are depleted, and the body shuts down and cannot respond. This can increase the chance of illness.
Telomeres
a protective casing at the end of a strand of DNA and chronic stress and cortisol exposure decreases your supply of telomeres
Telomerase
a special enzyme that maintains the length of telomeres, the protective caps at the ends of chromosomes
Immune System
network of cells, tissues, organs, and the substances they make that helps the body fight infections and other disease, over-stress causes weak IS
Lymphocytes
white blood cells that travel in the blood stream and defend the body from abnormal cells, disease-causing bacteria and viruses
Type A Behaviour Pattern
personality trait that describes people who are highly competitive, ambitious, and have a sense of time urgency
Burnout
a state of emotional, mental, and often physical exhaustion brought on by prolonged or repeated stress