Which of the Following Is True Regarding the Mechanism of Warm-Reactive

question 9

Multiple Choice

Which of the following is true regarding the mechanism of warm-reactive autoimmune hemolytic anemia?

• A)Immunoglobulin G (IgG) autoantibodies cause intravascular hemolysis.
• B)IgG autoantibodies cause extravascular hemolysis.
• C)Immunoglobulin M (IgM) alloantibodies cause complement activation.
• D)IgM autoantibodies cause immune complex formation.

---

Definitions:

Non-U.S. Stocks

Shares of companies that are based outside of the United States, often included in investment portfolios for geographical diversification.

S&P 500

A stock market index that measures the stock performance of 500 large companies listed on stock exchanges in the United States.

Local Currency Returns

The return on an investment denominated in the currency of the country where the security is issued, ignoring the effects of foreign exchange fluctuations.

Correlation

A statistical measure showing how two securities move in relation to each other.