A 12-Year-Old Boy Is Evaluated for Chronic Headaches and Visual

question 443

Multiple Choice

A 12-year-old boy is evaluated for chronic headaches and visual changes.  The headaches have progressively worsened over the past year and are associated with nausea.  The patient's parents are especially concerned as his symptoms have been interfering with his coursework in middle school.  An intracranial calcified mass is detected on brain imaging.  The mass is surgically removed and on gross inspection shows cystic spaces filled with thick, brownish-yellow fluid that is rich in cholesterol.  This mass is most likely derived from cells responsible for forming which of the following structures?

• A)Anterior pituitary
• B)Cerebellar vermis
• C)Choroid plexus
• D)Pineal gland
• E)Retina

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Definitions:

Economic Efficiency

A situation in which it is not possible to improve overall economic welfare by reallocating resources amongst individuals, implying no waste is occurring.

Deregulated Industry

An industry where government restrictions on business operations, such as price controls and market entry, have been reduced or eliminated.

Pork-Barrel Politics

involves government spending for localized projects secured primarily to bring money to a representative's district, often criticized as wasteful or aimed at gaining political favor.

Comprehensive Legislation

refers to wide-ranging laws or legal provisions that address multiple aspects of a particular issue or regulatory area.