Exam 33: Specific Adaptive Immunity

__________ anaphylaxis is referred to as an atopic allergy.

The changeover in production from IgM to IgG by an activated B cell is called a __________ __________ event.

Which of the following is (are) involved with an antigen binding to an antibody?

B cells are more effective than macrophages in presenting antigens to activate T cells when

Which of the following is not normally capable of virus neutralization?

In an antibody molecule, the __________ region mediates binding to host cells.

Which of the following antibodies is (are) involved in opsonization?

T-cell tolerance induced in the thymus and B-cell tolerance in the bone marrow is called peripheral tolerance.

The T cell receptor is comprised of

When an individual's immune system comes into contact with an appropriate antigenic stimulus during the course of daily activities, this is called

Matching 1) IgG 2) IgD 3) IgM 4) IgA A. accounts for about 10% of the immunoglobulin pool B. the major immunoglobulin in human serum C. has special features associated with secretory mucosal surfaces D. found in trace amounts in the serum

Cytotoxic T cells destroy target cells by

Which enzyme inserts nucleotides at the V-J junction to add further diversity?

The transfer of antibodies in breast milk is a good example of

Superantigens cause

The variable domain of antibody molecules