A Child Complains of Intensely Itchy ʺPimplesʺ on the Hands

question 2

Multiple Choice

A child complains of intensely itchy ʺpimplesʺ on the hands and wrists. The lesions are small inflamed streaks, but do not appear to contain pus. The childʹs condition may be the result of infection with

• A) Clostridium perfringens.
• B) Staphylococcus epidermidis.
• C) Sporothrix schenkii.
• D) Pseudomonas aeruginosa.
• E) Sarcoptes scabiei.

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Definitions:

Market Structure

The organizational and other characteristics of a market that influence the behavior of participants and the nature of competition.

Government Patents

Legal rights granted by the government to inventors for their inventions, giving them an exclusive right to use, make, and sell the invention for a certain period.

Imitation Problem

The challenge businesses face when competitors copy their products or services, potentially reducing the original company's profits and market share.

Allocative Efficiency

A state of the economy in which production represents consumer preferences; in other words, every good or service is produced up to the point where the last unit provides a utility equal to its cost of production.