A Diseased Patient Is Exposed to an Unknown Agent While

question 75

Multiple Choice

A diseased patient is exposed to an unknown agent while out of the country. The patient's blood is found to have a high proportion of lymphocytes with CD8 surface proteins in her blood, a likely result of

• A) the patient having encountered a bacterial infection which elicited CD8+ T cells.
• B) the disease having been caused by a multicellular parasite, such as can be encountered in polluted water sources.
• C) the CD8 proteins having been discharged from these lymphocytes to lyse the infected cells.
• D) a viral infection eliciting proliferation of CD8+ cytotoxic T cells.
• E) the CD8 proteins having "marked" the surface of cells that accumulate after the infection is over and signal patient recovery.

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Sequential Steps

Ordered or successive actions or stages through which a process or activity is carried out.

Franchising Costs

The various fees and investments required to start and operate a franchise, including initial franchise fees, ongoing royalties, and marketing expenses.

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Regular payments made, usually on a monthly basis, to an individual or organization for the use of property, particularly intellectual property like patents, copyrighted works, or trademarks.

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Expenses associated with the day-to-day operations of a business, including costs for materials, labor, and overhead.