An 8-Year-Old Boy from the Intermountain Region of the United

question 2

Multiple Choice

An 8-year-old boy from the intermountain region of the United States is brought to the pediatrician with fever,rash,and pain in his knees and ankles.Pericarditis is evident on auscultation,and echocardiography confirms mitral valve regurgitation.Three weeks before this episode,the patient had experienced a sore throat but had not received medical attention.High titers of antistreptococcal antibodies are present in the serum.This child's disease is a result of which one of the following phenomena?

• A)Clonal anergy
• B)Peripheral tolerance
• C)Epitope spreading
• D)Central tolerance
• E)Molecular mimicry

---

Definitions:

Proxy Fight

A fight for control of a corporation when two or more interests compete for the proxies of shareholders in the election of directors.

Shareholders

Individuals or institutions that own share(s) in a corporation, thereby having a claim on its profits and assets.

Board Members

Board members are individuals elected to represent shareholders and oversee the management and major decisions of a corporation.

Leveraged Buyout

A financial transaction in which a company is bought using a significant amount of borrowed money to meet the cost of acquisition.