techniques to study the brain

Question 1

fMRI

Answer 1

a machine that measures the function of the brain when particular cognitive processes are being preformed

Question 2

limitations of fMRI

Answer 2

• small and uncomfortable space that may bother participants
• results might not be generalizable as to does not have ecological validity

Question 3

passamonti et al (2012) - true experiment

Answer 3

• to see what effect reduced serotonin has in the PFC when exposed to threat
• experimental group consumed a drink leading to reduced serotonin levels, and were placed in an fMRI machine and were shown angry, neutral, or sad faces
• reduced function in the PFC when viewing angry faces (threat). serotonin is a neurotransmitter that is linked to aggression because it affects the ability of the PFC of regulating the amygdala