immunological tolerance and autoimmunity 6

What is the goal of immunologic tolerance?

• To cause autoimmune diseases

• To increase immune responses

• To prevent harmful immune responses

• To promote allergies

What type of diseases can immunologic tolerance help prevent?

• Heart diseases

• Autoimmune and allergic diseases

• Cancer

• Infectious diseases

What is a major challenge in understanding autoimmunity?

• Knowing which tolerance mechanisms fail

• Creating vaccines

• Improving diet

• Finding new medicines

What does autoimmunity mean?

• Uncontrolled immune response to self antigens

• Response to bacteria

• Response to viruses

• Controlled immune response

What can cause tissue damage in autoimmunity?

• Autoantibodies or self-reactive T cells

• Healthy cells

• Bacteria

• Viruses

What is impaired in autoimmunity?

• Self-tolerance

• Happiness

• Sleep

• Hunger

What type of tolerance is not well understood?

• Cultural tolerance

• Central tolerance

• Social tolerance

• Emotional tolerance

What is a self-reactive T cell?

• A cell that helps fight infections

• A cell that attacks the body’s own cells

• A cell that makes antibodies

• A healthy immune cell

What is one method mentioned for inducing tolerance?

• Meditation

• Exercise

• Gene therapy protocols

• Diet changes

What does the term 'self antigens' refer to?

• Foreign invaders

• The body's own proteins

• Bacteria

• Viruses