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Question 1

Define fluid versus crystallized intelligence and trajectory in adulthood.

Answer 1

Fluid intelligence involves abstract thinking and problem solving, peakes in 30’s and declines in older adulthood. Crystallized intelligence is stored knowledge and improves into the 60’s and 70’s.

Question 2

What is the Cattell-Horn theory of intelligence?

Answer 2

Fluid vs crystallized intelligence

Question 3

What are the three levels in Luria’s model of intelligence, from the bottom up?

Answer 3

1. regulation of cortical arousal and attention
2. receiving, processing and retaining information
3. programming, regulating and verifying behavior

The Planning, Attention, Simultaneous and Successive Model is based on Luria’s 3-level model.

Question 4

What was Spearman’s theory of intelligence?

Answer 4

There is a general factor and a specific factor that each influence each mental ability.

Question 5

What is Thurstone’s theory of intelligence?

Answer 5

Several different ability categories independent of a higher-order g factor.

Question 6

What is the Cattell-Horn-Caroll theory of intelligence?

Answer 6

There is a higher order g that influences Gf (fluid intelligence) and Gc (crystallized intelligence).

Majority of contemporary intelligence tests are based on it.