During the lag period between antigen contact and detection of adaptive immunity, innate immunity blocks the activation of adaptive immune effector cells antigen is hidden from the immune system in macrophages new B and T cells with the appropriate antigen specificity must be produced in the bone marrow innate immune effectors are eliminating antigen TRUE ANSWER : ? YOUR ANSWER : ?
A pathogen can be a (n) virus bacteria agent that causes a disease All of these 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) adjuvant mitogen hapten carrier TRUE ANSWER : ? YOUR ANSWER : ?
Antigen, when injected in the body activates its specific lymphocytes in the draining lymph nodes blood circulation spleen lymphoid tissue MALT (mucosa associated TRUE ANSWER : ? YOUR ANSWER : ?
Very low doses of antigen may induce low zone tolerance hypersensitivity low zone immunity immunological ignorance TRUE ANSWER : ? YOUR ANSWER : ?
CD antigens allow leukocytes to recognize antigen are each expressed on only one cell type function as receptors for cytokine and CAMs are expressed on immune cells to mark them for separation TRUE ANSWER : ? YOUR ANSWER : ?
For specific antigen recognition by T cells, MHC molecules are not required 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 TRUE ANSWER : ? YOUR ANSWER : ?
A virus vaccine that can activate cytotoxic T cells must contain live virus an adjuvant to stimulate T cell division virus peptides a high dose of virus particles TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is incorrect with regard to antigen epitopes? A protein molecule usually contains multiple epitopes B cells bind only processed antigen epitopes Epitopes may be linear or assembled An epitope may be shared by two different antigens TRUE ANSWER : ? YOUR ANSWER : ?
Lymphocytes are activated by antigen in the blood stream bone marrow liver lymph nodes TRUE ANSWER : ? YOUR ANSWER : ?