Evaluation: Split-brain research

Question 1

State the 1st limitation of split-brain research

Answer 1

Split-brain patients had epilepsy

• Scientists are unware of the effects of patients if they had no epilepsy
• Confounding variable
• Findings are not generalisable

Question 2

State 2nd limitation of split-brain research

Answer 2

Language may not be restricted to the left hemisphere

• Patient called J.W developed the capacity to speak out of the right hemisphere
• This challenges that right hemisphere is unable to handle language