Use the Following Information to Answer the Next Few Questions

question 91

Multiple Choice

Use the following information to answer the next few questions.
An otherwise healthy student in your class is infected with EBV, the virus that causes infectious mononucleosis. The same student had already been infected when she was a child, at which time she had merely experienced a mild sore throat and swollen lymph nodes in her neck. This time, though infected, she does not get sick.
-Her immune system's recognition of the second infection involves the

• A) helper T cells.
• B) memory B cells.
• C) plasma cells.
• D) cytotoxic T cells.
• E) natural killer cells.

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Definitions:

Evaporation

The process by which water changes from a liquid to a gas or vapor, often contributing to the water cycle.

Perspiration

The process of sweating, through which the body releases heat and moisture.

Pruritus

A medical term for itching, a sensation that leads to the desire to scratch.

Alopecia

A condition resulting in partial or complete loss of hair.