Cognitive Processing Flashcards
What is cognition?
Inner processes and products that leads to knowing . Physical brain is the hardware, function of the brain is the software
What are pushers stages of cognitive development?
Sensorimotor intelligence-0-2 years
Preooerational thought- 2-7tears
Concrete operational though-7-11 years
Formal operational 11+
What age do children start to remember events
3-3.5 years
What are the two main types of memory
Declarative (semantic and episodic)
Procedural (begin as conscious effort, then become automatic)
What did fagan (1970) do?
Showed infants aged 3 months displayed evidence of recognition memory
What did DeCasoer and fifer (1990) do
Test recognition in 1-3 day old infants. Could recognise mother from 12 hours
What did Morgan and hayne (2006) do?
Presented visual displays with two identical pictures. Familsation lasted 5/10/30s. Recognition assessed immediately, 24 hours or 1 week
Found older children get need less time to encode info and can retain memories over longer intervals
What is intelligence quotient?
Iq is worked out by dividing persins mental age by their chronological age
Now known as Stanford-Binet test
What tests are used to test intelligence now?
The WASI test for children
The WAIS test for adults
What is verbal iq made frkm?
Verbal comprehension index and working memory index
What is performance iq?
Perceptual organisation index and processing speed index
What can the violation of expectation paradigm be used to explore?
Look at age in life display knowledge of physics al world and awareness of numeracy
Look at reaction times of possible and impossible events
What age did Piaget say children understand objects exist out of sight?
8 months
What is the drawbridge task?
Impossible event is more similar to habituation than possible event.
Look at impossible event from 3.5 months (baillargein and de vos (1991). Suggests they understand the physical world, dimensions and occulsion
What did Kaufman et al (2003) do?
Found doing EEGs that activity was found associated with unexpected events in 6 month olds