A Patient Asks the Nurse How the Immune System Protects

question 5

Multiple Choice

A patient asks the nurse how the immune system protects the body. What is the nurse's best response?

• A) "Self-recognition allows the immune system to recognize foreign parts."
• B) "Memory means that the immune system develops lasting protection against specific invaders."
• C) "Specificity is the ability of the immune system to react with a particular response to one antigen."
• D) "Tolerance is the term for the ability of the immune system to differentiate between the person's body and foreign substances."

---

Definitions:

Yield To Maturity

The total return expected on a bond if held until the end of its lifetime.

Yield To Maturity

The total expected return on a bond if it is held until the date it matures.