Immune System Which of the following is correct for CD8 T cells? CD8 T cells only recognize virus-infected cells 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 In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only CD8 T cells only recognize virus-infected cells 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 In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only ANSWER DOWNLOAD EXAMIANS APP
Immune System Following are the defenses of the colon except mucus dense resident microbiota sIgA fast flow rate mucus dense resident microbiota sIgA fast flow rate ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following expresses CD3 surface antigen? T cells B cells Granulocytes Monocytes T cells B cells Granulocytes Monocytes ANSWER DOWNLOAD EXAMIANS APP
Immune System The role of the M cell is to induce apoptosis in virus-infected small intestinal epithelia cells pass bacteria or virus to underlying macrophages for processing and presentation of antigen they use their cilia to propel mucus out of the small intestine trap virus in mucus and prevent entry induce apoptosis in virus-infected small intestinal epithelia cells pass bacteria or virus to underlying macrophages for processing and presentation of antigen they use their cilia to propel mucus out of the small intestine trap virus in mucus and prevent entry ANSWER DOWNLOAD EXAMIANS APP
Immune System Lysozyme is present in saliva urine sweat Cerebro spinal fluid (CSF) saliva urine sweat Cerebro spinal fluid (CSF) ANSWER DOWNLOAD EXAMIANS APP
Immune System Chemically an antigen may be any of these polysaccharide protein lipid any of these polysaccharide protein lipid ANSWER DOWNLOAD EXAMIANS APP