Classic Research - Neuroscience

Question 1

What did raine etal study

Answer 1

He studies brain abnormalities in 41 murderers using PET scans

Question 2

What did the murderers receive before going into the pet scans

Answer 2

The murderers were injected with a tracer which can be easily identified by PET scans

The tracer binds to glucose which is used within the brain.

Question 3

What task were the murderers given? And why?

Answer 3

The murderers were asked to do a continuous performance task (CPT)

• They were told they will see or hear the numbers 1 or 2
• If they see or heard the number 1 they would click
• If they seen or heard the number 2 they would not click

This task was given to find which areas of the brain had the most activity

Question 4

What methodology was used in this research?

Answer 4

Matched pairs (age,sex)
- This is so they were able to compare brains of murderers and normal brains

Quasi experiment
- was used as there was no manipulation to the IV

• Opportunity sample was used