After suffering a focal brain injury, a patient has great difficulty in pantomiming particular motor actions such as turning a key in a lock. Because other problems like hemiplegia, muscle weakness, sensory deficits, and lack of motivation have been ruled out, your diagnosis would be
A)agnosia.
B)apraxia.
C)anomia.
D)akinetopsia.

Question

Quizplus · Accepted Answer

The difficulty in pantomiming particular motor actions suggests apraxia, which is a disorder of voluntary movement that cannot be attributed to sensory, motor, or cognitive deficits. Agnosia refers to difficulty in recognizing objects, people, or sounds despite normal sensory function, anomia is difficulty in finding the right word when speaking or writing, and akinetopsia is a rare disorder that affects visual perception of motion.

After Suffering a Focal Brain Injury, a Patient Has Great