Immune System Which is not an antigen-presenting cell (or APC)? Dendritic cell B cell Polymorphonuclear leukocyte (or PMN) All of these Dendritic cell B cell Polymorphonuclear leukocyte (or PMN) All of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Major Histo Compatibility Complex (MHC) is a collection of genes arrayed on chromosome 6 in man, chromosone 21 in mice chromosome 21 in man, chromosome 6 in mice chromosome 6 in man, chromosome 17 in mice chromosome 17in man, chromosome 6 in mice chromosome 6 in man, chromosone 21 in mice chromosome 21 in man, chromosome 6 in mice chromosome 6 in man, chromosome 17 in mice chromosome 17in man, chromosome 6 in mice ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? Foreignness Chemical nature All of these Size of the antigen Foreignness Chemical nature All of these Size of the antigen ANSWER DOWNLOAD EXAMIANS APP
Immune System Polymorphonuclear leukocytes (or PMNs) are derived from bone marrow stem cells are a type of phagocyte that can engulf and kill bacteria All of these can be attracted to the site of an infection following activation of complement are derived from bone marrow stem cells are a type of phagocyte that can engulf and kill bacteria All of these can be attracted to the site of an infection following activation of complement ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following is correct for CD8 T cells? In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only CD8 T cell receptor recognizes epitopes that are also commonly recognized by B cells CD8 T cells can kill individual virus-infected cells in a contact dependent fashion CD8 T cells only recognize virus-infected cells In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only CD8 T cell receptor recognizes epitopes that are also commonly recognized by B cells CD8 T cells can kill individual virus-infected cells in a contact dependent fashion CD8 T cells only recognize virus-infected cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following expresses CD3 surface antigen? T cells Monocytes B cells Granulocytes T cells Monocytes B cells Granulocytes ANSWER DOWNLOAD EXAMIANS APP
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