Rosenzweig and Bennet

Question 1

biological approach

Answer 1

neuroplasticity

Question 2

aim

Answer 2

to investogate the effects of the environment on brain growth and development

Question 3

procedure

Answer 3

rats were placed in different cases for 30-60 days. male rats from different litters. they were randomly allocated to two different conditions: enriched or deprived condition. In the enriched condition, there were10-12 rats and was a range of toys and maze training. however in the deprived condition they were alone with no toys, just food and water. the rats were then euthenized and a postmortem study took place, where they measured the weight and thickness of the brain.

Question 4

results

Answer 4

the rats who lived in the enriched condition developed a heavier and thicker brain cortex. the frontal lobes of the rats in the enriched condition were heavier and they had developed more acetylcholine receptors.

Question 5

conclusion

Answer 5

provides insight into neurological and cognitive developmental differences that are found in kids from different backgrounds.