A 25-Year-Old Man Comes to the Physician Because He and His

question 22

Multiple Choice

A 25-year-old man comes to the physician because he and his wife have been unable to conceive for the last 2 years.  They have no children.  Infertility evaluation is begun, and laboratory studies show a low sperm count.  A more thorough evaluation elucidates a rare genetic abnormality that leads to permanently inactive FSH receptors.  Which of the following substances is most likely decreased in this patient?

• A)FSH
• B)LH
• C)Inhibin B
• D)Testosterone
• E)DHEA

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Definitions:

Law of Demand

The principle stating that, all else being equal, as the price of a good increases, its demand falls and vice versa.

Market for Pizza

An example of a niche market, focused specifically on the buying and selling of pizza, influenced by consumer preferences and economic factors.

Summer to Fall

The transitional period from the warm summer months to the cooler autumn season, often marked by changes in weather, fashion, and consumer behavior.

Substitute Good

A product or service that can be used in place of another to satisfy similar needs or demands.