Microorganisms and Disease Coxsackie virus B3, a subgroup of enteroviruses, commonly causes myocarditis acute hemorrhagic conjunctivitis gastroenteritis muscular dystrophy myocarditis acute hemorrhagic conjunctivitis gastroenteritis muscular dystrophy ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Pseudomembraneous colitis is caused by a gram-positive bacterium precipitated by the use of certain antibiotics All of these caused by a spore-forming bacterium caused by a gram-positive bacterium precipitated by the use of certain antibiotics All of these caused by a spore-forming bacterium ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of these cytokines is also known under the name cachectin? None of these Interleukin 2 Interferon gamma Tumor necrosis factor (TNF) None of these Interleukin 2 Interferon gamma Tumor necrosis factor (TNF) 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 survive the acid pH of the stomach activate T cells to proliferate and secrete cytokines survive within macrophages secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive the acid pH of the stomach activate T cells to proliferate and secrete cytokines survive within macrophages secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which is not a major defense mechanism in the stomach? Dense normal flora All of these Proteolytic enzymes Low pH Dense normal flora All of these Proteolytic enzymes Low pH ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Mucus helps in protecting against pathogens by blocking access and attachment of pathogens to mucosal surfaces lowering the pH facilitating the growth of normal flora sequestering Iron blocking access and attachment of pathogens to mucosal surfaces lowering the pH facilitating the growth of normal flora sequestering Iron ANSWER DOWNLOAD EXAMIANS APP
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