What Is the Central Mechanism for Establishing Self-Tolerance

question 8

Multiple Choice

What is the central mechanism for establishing self-tolerance?

• A)Self-reactive T cells and B cells are killed during development.
• B)Individuals that have immune systems that respond to self-antigens do not survive to reproduce.
• C)Immune cells that react to self-antigens are turned off when they recognize self-tissues.
• D)Certain immune suppressive cytokines are maintained in tissues to dampen auto reactive immune responses.
• E)Peripheral tissues have mechanisms to kill T or B cells that respond to them.

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Definitions:

Automatic Stabilizers

Economic policies and programs that automatically adjust to counteract economic fluctuations without the need for explicit government intervention.

Automatic Stabilizer

Economic policies and programs, such as unemployment insurance and progressive taxation, that automatically adjust to counteract economic fluctuations without the need for explicit government intervention.

Unemployment Benefits

Payments made by the government to unemployed individuals, intended to provide a source of income while they seek new employment.

Stabilization Policy

A government strategy aimed at managing economic cycles by adjusting fiscal policy or monetary policy to stabilize the economy.