Andrew underwent a Wada test prior to brain surgery. When his right hemisphere was anesthetized, he was unable to speak. How would Andrew's physicians most likely interpret this result?
a. They must have made a mistake, because language functions are supposed to be managed by the left hemisphere.
b. Andrew must have had a hemispherectomy for Rasmussen's syndrome many years ago.
c. Andrew is one of a minority of people whose language is managed by the right hemisphere.
d. Andrew must be bilingual. It is likely that he will still be able to speak in his other language.
Question 2
The Wada test provides information about
a. the severity and frequency of seizures following a split brain operation.
b. the localization of language to one hemisphere or the other.
c. a person's level of exposure to prenatal androgens.
d. a child's level of risk for verbal learning disabilities.
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Tubal ligation. To minimize the size of the incisions necessary, laparoscopic surgery may be used to
Human brain
Performing a Spirometry Test to Measure Forced Vital Capacity
Blood–brain barrier.
Lobes of the brain, with primary receiving and integrating centers of the human cerebral cortex.