Match the types of T-cells and the results of their activation by antigens:

Complete the definition. Cytochrome C together with Apaf-1 and caspase-9 form the activation complex .

The lack of an immune response in the fetus is due to the deletion of autoreactive T-cell precursors in the thymus.

Conditions in which self-tolerance mechanisms fail are called autoimmune disorders, a phenomenon called autoimmunity.

State the causes of the development of B-cell tolerance:

Hypersensitivity reaction denotes an immune response resulting in exaggerated or inappropriate reactions harmful to host. 

Select the types of delayed-type hypersensitivity reactions:

Select the correct mechanisms of autoimmunity pathogenesis:

Complete the statement. Hair and animal dander are typical allergens for hypersensitivity reactions.

Effector cells remain viable after degranulation of inflammatory mediators and begin to synthesize other substances that are released in the late phase of anaphylaxis reactions.