Non Nursing Theories Flashcards
Systems Theory
first conceptualized by Austrian biologist
Ludwig von Bertalanffy
organized wholes comprised of component parts that interact in a distinct way over time
systems
all sytems are composed of
subsystems or parts that are in dynamic interaction
Systems respond to or interact with the environment in varying degrees. Therefore
systems vary in their capacity to be relatively “closed” or “open” in nature.
change theory
* universally recognized as the founder of modern social psychology
kurt lewin
the three stage model
unfreezing-change-refreeze model
step 1: becoming motivated to
change
unfreezing
step 2: change what needs to be
changed
(unfrozen and moving to a new state)
step 3: making the change
permanent
refreezing
Freud’s Psychosexual Development
*Austrian neurologist and founder of psychoanalysis
Sigmund Freud
Sexual energy=
libido, the driving force of human behavior
*describes any sensual pleasure
Freud’s Psychosexual Development Theory
*From birth to 1 year old
oral phase
*1 – 3 years old (Toddlerhood)
anal phase
*acquisition of voluntary sphincter control (toilet training)
anal phase