Sodium amytal tests have indicated that
A) the cerebral dominance for speech is more variable in left-handed individuals than in right-handed individuals.
B) right-handers are more likely to be left-hemisphere dominant for speech than right-hemisphere dominant for speech.
C) left-handers are more likely to be right-hemisphere dominant for speech than left-hemisphere dominant for speech.
D) all of the above
E) both A and B
Question 2
In order to establish that the dichotic listening test is a valid test of language lateralization, Kimura showed that
A) patients shown to be right-hemisphere dominant for speech by the sodium amytal test display a left-ear superiority for the recall of dichotically presented digits.
B) most people display a right ear superiority for the recall of dichotically presented melodies.
C) only left-handers display a left-ear superiority for the recall of dichotically presented digits.
D) all of the above
E) both A and B
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