Lymphocytes are activated by antigen in the bone marrow liver lymph nodes blood stream TRUE ANSWER : ? YOUR ANSWER : ?
A virus vaccine that can activate cytotoxic T cells must contain an adjuvant to stimulate T cell division live virus a high dose of virus particles virus peptides TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is incorrect with regard to antigen epitopes? A protein molecule usually contains multiple epitopes Epitopes may be linear or assembled B cells bind only processed antigen epitopes An epitope may be shared by two different antigens TRUE ANSWER : ? YOUR ANSWER : ?
CD antigens are expressed on immune cells to mark them for separation function as receptors for cytokine and CAMs allow leukocytes to recognize antigen are each expressed on only one cell type TRUE ANSWER : ? YOUR ANSWER : ?
A molecule that can be covalently linked to a non-immunogenic antigen to make it an immunogen is called a (n) carrier adjuvant hapten mitogen TRUE ANSWER : ? YOUR ANSWER : ?
A pathogen can be a (n) virus bacteria agent that causes a disease All of these TRUE ANSWER : ? YOUR ANSWER : ?
During the lag period between antigen contact and detection of adaptive immunity, antigen is hidden from the immune system in macrophages innate immune effectors are eliminating antigen innate immunity blocks the activation of adaptive immune effector cells new B and T cells with the appropriate antigen specificity must be produced in the bone marrow TRUE ANSWER : ? YOUR ANSWER : ?
Antigen, when injected in the body activates its specific lymphocytes in the blood circulation draining lymph nodes spleen lymphoid tissue MALT (mucosa associated TRUE ANSWER : ? YOUR ANSWER : ?
For specific antigen recognition by T cells, antigen is bound by a T cell membrane antibody denaturation of antigen does not reduce epitope recognition antigen exposure during T cell maturation is required MHC molecules are not required TRUE ANSWER : ? YOUR ANSWER : ?
The antibiotic penicillin is a small molecule that does not induce antibody formation. However, penicillin binds to serum proteins and forms a complex that in some people induces antibody formation resulting in an allergic reaction. Penicillin is therefore both an antigen and a hapten an immunogen an antigen a hapten TRUE ANSWER : ? YOUR ANSWER : ?