Samson is a seven-year-old boy. He always gets poor grades in school. His language teacher complains that he does not remember anything that she...

Samson is a seven-year-old boy. He always gets poor grades in school. His language teacher complains that he does not remember anything that she teaches and he speaks in an incoherent manner. If Samson's condition is caused by brain damage, which part of the brain is his physician most likely to check first?