12. Ways Of Studing The Brain AO3

Question 1

Name a strength of fMRI’s

Answer 1

Non invasive - doesn’t rely on the use of radiation like other scans - safe

Question 2

Name a limitation of fMRI’s

Answer 2

Expensive - compared to other techniques - can only capture clear picture if person is still

Question 3

Name a strength of EEG’s and ERP’s

Answer 3

Have excellent temporal resolution compared to fMRI’s

Question 4

Name a weakness of EEG’s

Answer 4

Produces generalised signal from thousands of neurons - difficult to know exact source if activity

Question 5

Name a weakness of ERP’s

Answer 5

Background noise - extraneous variable - must be completely eliminated - not easy to achieve.

Question 6

Name a strength of post mortems

Answer 6

Provided foundation for understanding the brain - Broca and Wernicke relied on them

Question 7

Name a weakness of post mortems

Answer 7

Raise ethical issues - consent from patient before death - patients may not be able to give informed consent - e.g. Patient HM