Use the Information Below as Background for the Following Questions

question 50

Multiple Choice

Use the information below as background for the following questions.
Immunodeficiencies may be genetic in origin. Two examples of these are Bruton's agammaglobulinemia, an X-linked disorder, and DiGeorge syndrome, caused by a deletion from chromosome 22. Bruton's results in underdeveloped B cells, while DiGeorge syndrome results in a missing or seriously underdeveloped thymus.
-Some viruses can undergo latency, the ability to remain inactive for some period of time. Which of the following is an example?

• A)influenza, a particular strain of which returns every 10-20 years
• B)herpes simplex viruses (oral or genital)whose reproduction is triggered by physiological or emotional stress in the host
• C)Kaposi's sarcoma, which causes a skin cancer in people with AIDS, but rarely in those not infected by HIV
• D)the virus that causes a form of the common cold, which recurs in patients many times in their lives
• E)myasthenia gravis, an autoimmune disease that blocks muscle contraction from time to time

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Definitions:

Subarachnoid Space

The space between the arachnoid membrane and the pia mater of the brain and spinal cord, filled with cerebrospinal fluid.

Arachnoid Mater

A delicate membrane that encloses the brain and spinal cord, sitting between the pia mater and the dura mater.

Lateral View

A perspective or representation of an object or structure as seen from the side.

Temporal Lobe

A region of the brain involved in processing auditory information, memory, and integrating some aspects of speech and language.