Chapter 1 - Cognition & Neuroscience in Psychology

Question 1

James Olds

Answer 1

-discovered that electrical stimulation of the brain could evoke emotional responses such as pleasure and rage in animals
-discovered pleasure centers in the brain through studies on rats

Question 2

Roger Sperry

Answer 2

-conducted split-brain research on patients with severed corpus callosums
-showed that the right and left brain hemispheres are specialized to handle different types of mental tasks

Question 3

David Hubel

Answer 3

-studied how visual signals are processed in the brain

Question 4

Wilder Penfield

Answer 4

-showed that it was possible to map out the parts of the brain associated with speech, memory, and sensory and motor activities

Question 5

Donald Hebb

Answer 5

-proposed that learning & memory are based on changes in synapses between brain cells
-suggested that repeated stimulation of two neurons strengthens their connection (synapse), helping the brain form lasting associations
-his ideas influenced advancements in cognition and neuroscience