Immune System Polymorphonuclear leukocytes (or PMNs) are derived from bone marrow stem cells can be attracted to the site of an infection following activation of complement All of these are a type of phagocyte that can engulf and kill bacteria are derived from bone marrow stem cells can be attracted to the site of an infection following activation of complement All of these are a type of phagocyte that can engulf and kill bacteria ANSWER DOWNLOAD EXAMIANS APP
Immune System Immunity is not long lasting to whooping cough mumps influenza diphtheria whooping cough mumps influenza diphtheria ANSWER DOWNLOAD EXAMIANS APP
Immune System The role of the M cell is to trap virus in mucus and prevent entry they use their cilia to propel mucus out of the small intestine pass bacteria or virus to underlying macrophages for processing and presentation of antigen induce apoptosis in virus-infected small intestinal epithelia cells trap virus in mucus and prevent entry they use their cilia to propel mucus out of the small intestine pass bacteria or virus to underlying macrophages for processing and presentation of antigen induce apoptosis in virus-infected small intestinal epithelia cells ANSWER DOWNLOAD EXAMIANS APP
Immune System CD8 surface antigen is present in suppresssor T cells none of these cytotoxic T cells both (a) and (b) suppresssor T cells none of these cytotoxic T cells both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Immune System Lysozyme is present in Cerebro spinal fluid (CSF) urine sweat saliva Cerebro spinal fluid (CSF) urine sweat saliva ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in non-specific killing of virus transformed target cells all of these allograft rejection tumour rejection non-specific killing of virus transformed target cells all of these allograft rejection tumour rejection ANSWER DOWNLOAD EXAMIANS APP