Franz and Colleagues (1996) Asked a Patient Who Had Had

question 45

Multiple Choice

Franz and colleagues (1996) asked a patient who had had his corpus callosum surgically severed to draw figures like the ones here, each simultaneously with a different hand. Compared to neurologically intact control participants, they found that this patient

• A)was better at producing movements simultaneously with both hands, even when they differed in direction.
• B)was selectively impaired when simultaneously producing movements with each hand when they differed in direction.
• C)performed poorly and was especially impaired when the figures closely resembled each other.
• D)was better at producing movements simultaneously with both hands only when they differed in direction.

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Definitions:

Agitation

A state of nervousness or unrest often displayed as excessive movement or speaking, common in various psychiatric conditions.

Potential Confound

A variable that might falsely make one believe that a causal relationship exists between two other variables.

Seriously Ill

A condition or state in which an individual is suffering from a severe and life-threatening health problem.

Inpatients

Patients who are admitted to a hospital or clinic and stay overnight or for an extended period for medical care or treatment.