Which of the following describes what Lashley found about how removing portions of the cortex of rats affected later memory for a maze that had been learned?
A) Performance was based on what parts were removed.
B) The amount of cortex removed was critical, not the location from which it was removed.
C) There was great inter-individual variation.
D) The brain did not regenerate neurons that had died.

Question

Quizplus · Accepted Answer

Lashley's research concluded that the extent of memory impairment in rats was related to the amount of cortex removed, rather than the specific location of the removal. This finding supports the principle of mass action, suggesting that complex functions like memory are not localized to one area of the brain but are distributed across the cortex.

Which of the Following Describes What Lashley Found About How