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Al Is 64 Years Old; He Is Currently a Patient

question 55

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Al is 64 years old; he is currently a patient at a local hospital where a psychological battery revealed that he has subaverage intelligence and related deficits.Physicians and psychologists believe that his condition is the result of a degenerative brain disease.What is Al's most likely diagnosis?


Definitions:

Rod Vision

A type of vision that is sensitive to low levels of light, mediated by rod cells in the retina, allowing for night vision.

Lateral Inhibition

A process in neural networks of the brain where an excited neuron reduces the activity of its neighbors, sharpening sensory perceptions and contrasts.

Acuity

The sharpness or keenness of thought, vision, or hearing.

Duplex Theory

A concept in various fields, but could refer to theories that propose two fundamental components or processes that work simultaneously to explain a phenomenon.

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