Microorganisms and Disease The "A" subunit of diphtheria toxin lysis macrophages with the release of cytokines binds host cell receptors found on heart cells cause ADP ribosylation of a factor involved in protein synthesis forms cAMP that leads to fluid accumulation lysis macrophages with the release of cytokines binds host cell receptors found on heart cells cause ADP ribosylation of a factor involved in protein synthesis forms cAMP that leads to fluid accumulation ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease All infections do not cause fever and all fevers are not due to infections which of the following is an example of non-infections cause of fever? Typhoid Malaria Rheumatic disease Chicken pox Typhoid Malaria Rheumatic disease Chicken pox ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to activate T cells to proliferate and secrete cytokines secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive the acid pH of the stomach survive within macrophages activate T cells to proliferate and secrete cytokines secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive the acid pH of the stomach survive within macrophages ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Prontosil is an effective antibacterial when used in animals an effective antibacterial when used in in-vitro cultures not used as an antibacterial agent an effective antibacterial both in animals as well as in in-vitro cultures an effective antibacterial when used in animals an effective antibacterial when used in in-vitro cultures not used as an antibacterial agent an effective antibacterial both in animals as well as in in-vitro cultures ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Immunization with which of the following toxoid induces high titer serum antibody, but does not protect from the corresponding disease? Diphtheria Botulism Shigellosis Tetanus Diphtheria Botulism Shigellosis Tetanus ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Mucus helps in protecting against pathogens by facilitating the growth of normal flora lowering the pH blocking access and attachment of pathogens to mucosal surfaces sequestering Iron facilitating the growth of normal flora lowering the pH blocking access and attachment of pathogens to mucosal surfaces sequestering Iron ANSWER DOWNLOAD EXAMIANS APP