The Data from Patients with Brain Damage to Circuits Controlling

question 25

Multiple Choice

The data from patients with brain damage to circuits controlling attention indicate that

• A)the brain mechanisms controlling attention are inseparable from the brain mechanisms directly involved in perception.
• B)multiple brain mechanisms are responsible for the control of attention.
• C)a single mechanism governs the ability to disengage attention from its current focus and the ability to lock into a new attention focus.
• D)the mechanisms controlling attention are located primarily in subcortical areas and the midbrain.

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Definitions:

Opportunity Cost

The avoiding of potential profits from alternative choices by settling on one.

Prairie Dog

A small burrowing rodent found in the grasslands of North America, known for its complex social structures and communication methods.

Available Grassland

Land areas covered with grass that are accessible and suitable for grazing animals or potentially for cultivation and other uses.

Drought

An extended period of deficient rainfall relative to the statistical multi-year average for a region, resulting in prolonged shortages in the water supply.