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Scenario II
In pioneering research by Sperry and colleagues,split-brain patients were asked to stare at a dot on a screen centered between their eyes while words of common objects were projected onto the screen either in their left or right visual fields.Subsequently,patients were asked to reach behind a screen with either their left or right hands and identify the object amongst other common objects by touch alone.
-(Scenario II)A "split brain" is the result of:
A)severing connections between the frontal lobe and the limbic system.
B)ablating portions of the prefrontal cortex.
C)severing the corpus callosum.
D)ablating portions of the reticular formation.

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Use the following to answer questions 
Scenario II
In pioneering research by Sperry and colleagues,split-brain patients were asked to stare at a dot on a screen centered between their eyes while words of common objects were projected onto the screen either in their left or right visual fields.Subsequently,patients were asked to reach behind a screen with either their left or right hands and identify the object amongst other common objects by touch alone.
-(Scenario II)A "split brain" is the result of:
A)severing connections between the frontal lobe and the limbic system.
B)ablating portions of the prefrontal cortex.
C)severing the corpus callosum.
D)ablating portions of the reticular formation.

Quizplus · Accepted Answer

A split-brain occurs when the corpus callosum, the bundle of nerve fibers that connects the left and right hemispheres of the brain, is severed. This procedure was often used in the treatment of severe epilepsy.

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