Chapter 10 Flashcards
immunity
the function that guards the body from invaders, both internal and external
lympocytes
immune cells responsible for waging war against disease or infection
antibodies
substances produced by the white blood cells in response to invading agents
stress
the mental, emotional and physiological response of the body to any situation that is new, threatening, frightening or exciting.
4 major groups of sleep disorders
- problems with falling and staying asleep
- difficulties staying awake
- difficulties adhering to a regular sleep schedule
- sleep disruptive disorders
stressor
a stress causing event
eustress
positive stress; health and performance continue to improve even as stress increases
distress
negative stress; unpleasant or harmful stress under which health and performance begin to deteriorate
homeostasis
a natural state of equilibrium, which the body attempts to maintain by constantly reacting to external forces that attempt to disrupt this fine balance
general adaptation syndrome
GAS - a theoretical model that explains the body’s adaptation to sustained stress.
3 stages of GAS
- alarm reaction
- resistance
- exhaustion and recovery
alarm reaction
immediate response to a stressor
resistance
for a short while the body copes with the stressor
exhaustion and recovery
if stress becomes chronic and intolerable, the body loses its ability to cope. It may recover of fail.
explanatory style
the way people perceive the events in their lives; optimistic or pessimistic
self-esteem
a sense of positive self-regard and self-respect
fighting spirit
determination; the open expression of emotions, whether negative or positive
spontaneous remission
inexplicable recovery from incurable disease
stress events scale
a questionnaire used to assess sources of stress in life
neustress
neutral stress; stress that is neither harmful or helpful
structured interview
an assessment tool used to determine behavioral patterns that define type A or Type B personalities
Type A
hard driving, overambitious, aggressive and at times hostile and overly competitive person
Type B
calm, casual, relaxed and easygoing individual
Type C
individuals who just as highly stressed as the Type A but do not seem to be at higher risk for disease than type B individuals