A 54-Year-Old Man Is Evaluated in the Clinic Due to Generalized

question 477

Multiple Choice

A 54-year-old man is evaluated in the clinic due to generalized weakness and lethargy for the past 5 years.  He has no history of hypothyroidism or depression.  The patient uses acetaminophen intermittently for joint pains that he attributes to "old age."  He drinks alcohol occasionally but does not use tobacco or illicit drugs.  His older brother died of liver cirrhosis.  Laboratory tests show a serum ferritin level of 1800 μg/L.  If this patient's disorder is hereditary, the genetic defect responsible for his condition most likely affects which of the following processes?

• A)Blood iron transport
• B)Hemoglobin synthesis
• C)Hepatic iron excretion
• D)Intestinal iron absorption
• E)Renal iron excretion

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Definitions:

Trade-in Allowance

The amount credited to the buyer by the seller for a traded-in asset toward the purchase of a new asset.

Cost Basis

The original value or purchase price of an asset or investment, used to calculate capital gains or losses for tax purposes.

Accumulated Depreciation

The total depreciation costs applied to a fixed asset from the time of its acquisition.

Fair Market Value

The price at which a willing buyer and a willing seller, both possessing reasonable knowledge of relevant facts, would exchange an asset.