Immune System Large parasites such as helminthes may be killed extracellularly by the action of eosinophils neutrophils monocytes basophils eosinophils neutrophils monocytes basophils ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following statements is false regarding B cells? B one marrow stem cells migrate to the thymus and develop into B cells B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow B cells synthesize antibodies and put them on their cell surface B cells can undergo class switching and produce a different antibody type B one marrow stem cells migrate to the thymus and develop into B cells B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow B cells synthesize antibodies and put them on their cell surface B cells can undergo class switching and produce a different antibody type ANSWER DOWNLOAD EXAMIANS APP
Immune System Cytotoxic T-cells can be recognized by which of the following cell surface marker? CD4 CD7 CD9 CD8 CD4 CD7 CD9 CD8 ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in all of these tumour rejection non-specific killing of virus transformed target cells allograft rejection all of these tumour rejection non-specific killing of virus transformed target cells allograft rejection ANSWER DOWNLOAD EXAMIANS APP
Immune System Which is not an antigen-presenting cell (or APC)? All of these B cell Polymorphonuclear leukocyte (or PMN) Dendritic cell All of these B cell Polymorphonuclear leukocyte (or PMN) Dendritic cell ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is actin interleukin HLA CD8 actin interleukin HLA CD8 ANSWER DOWNLOAD EXAMIANS APP