Conceptual And Historical Issues In Psychology Flashcards
What did Plato (428-347bc) believe?
Certain types of knowledge are innate or inborn
What was plato’s theory called?
Nativism
Aristotle (384-322bc) believed?
All knowledge is acquired through experience
What was aristotles theory called?
Empiricism
Plato and Aristotle were
Antecedents to contemporary nature versus nurture debates in psychology
What is the philosophical foundations?
The mind-body problem
Who discovered the mind body problem?
Rene Descartes (1596-1650)
The mind body problem was also referred to as?
Cartesian dualism
The mind body problem believed?
Mind (res cogitans) and body (res extensa) are separate yet they can influence each other
What was the geocentric model of the universe challenge by?
Heliocentrism
Who tested the heliocentric model?
Galileo- ideas unwelcome but ultimately irrefutable
Who explained physical order of universe?
Newton
What did Helmholtz (1821-1894) do?
Recorded speed of nerve impulses
Nerve impulses were previously assumed
So fast as to be immeasurable
How did Helmholtz measure this?
Stimulates nerve in frogs leg at different distances
What did Helmholtz discover from testing on the frog?
Nerve signals travel quite slowly (30 metres/sec)
Donders (1868) uses helmholtz’s techniques to?
Measure speed of mental processes
What did Donders do?
Recorded speed of mental processes
How did Donders do this?
Measured simple reaction time (RT) to single stimulus-seldom less than 20msecs
Subsequent task with two stimuli-subjects had to react only to one of them
When was reaction time longer?
For more complex “discrimination” task
What does the subtractive method provide?
Difference between rt’s and a measure of the mental act of “discrimination” (known as Donders method)
What is mental chronometry?
Time to perform mental tasks and their components
First psychological lab established by?
Wilhelm Wundt- university of Leipzig, 1879
University classes were
Attended by large numbers of young researchers from around the world
These university classes led to?
Rapid establishment of numerous psychology institutes including 20 in USA