When Vision Is Restored to Adults Who Have Been Blind

question 271

Multiple Choice

When vision is restored to adults who have been blind for their entire lives, they typically ___________________. Examples such as this best demonstrate the ___________.

• A)are able to develop perfectly normal vision within 9 months; flexibility of the nervous system
• B)are able to develop perfectly normal vision within 9 months; importance of critical periods
• C)never fully adjust to the visual world; flexibility of the nervous system
• D)never fully adjust to the visual world; importance of critical periods

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Definitions:

Milliamp

A unit of electric current equal to one-thousandth of an ampere, often used in electrical measurements.

Deep Brain Stimulation

An operation in neurosurgery where a device known as a brain pacemaker is placed into the body, emitting electrical stimulation to targeted brain regions.

Helen Mayberg

A neurologist known for her pioneering research on the use of deep brain stimulation (DBS) for treating depression.

Depression

A mental health disorder characterized by persistently low mood, loss of interest in activities, and a significant impairment in daily functioning.