Microorganisms and Disease The agent responsible for causing mad cow disease is thought to be a virus protozoan fungus prion virus protozoan fungus prion 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 sequestering Iron facilitating the growth of normal flora blocking access and attachment of pathogens to mucosal surfaces lowering the pH sequestering Iron facilitating the growth of normal flora 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 survive the acid pH of the stomach survive within macrophages secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine activate T cells to proliferate and secrete cytokines survive the acid pH of the stomach 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 Immunization with which of the following toxoid induces high titer serum antibody, but does not protect from the corresponding disease? Diphtheria Shigellosis Tetanus Botulism Diphtheria Shigellosis Tetanus Botulism ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following characteristic of the Rotavirus was important for the construction of the Rotashield vaccine? The possession of a segmented RNA genome The ability of the Rotavirus to be transmitted faster A limited number of capsule types The ability of monkey Rotavirus strains to cause serious illness (diarrhea) in human beings The possession of a segmented RNA genome The ability of the Rotavirus to be transmitted faster A limited number of capsule types The ability of monkey Rotavirus strains to cause serious illness (diarrhea) in human beings ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease What is common in catheters and ventilators? They bypass important defenses of the body They predispose patients to viral rather than bacterial infections They are used primarily in neonatal intensive care units Bacteria responsible for associated infections are usually susceptible to antibiotics They bypass important defenses of the body They predispose patients to viral rather than bacterial infections They are used primarily in neonatal intensive care units Bacteria responsible for associated infections are usually susceptible to antibiotics ANSWER DOWNLOAD EXAMIANS APP
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