Microorganisms and Disease The influenza vaccine is administered each year because mutations in the viral hemagglutinin may allow the virus to evade the immune response elicited by previous vaccines the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time it is a polysaccharide vaccine that does not confer long-term protection None of these mutations in the viral hemagglutinin may allow the virus to evade the immune response elicited by previous vaccines the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time it is a polysaccharide vaccine that does not confer long-term protection None of these ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Fatalities following influenza infection are usually due to the formation of granulomas in the lung damage to the heart muscle dehydration bacterial superinfection formation of granulomas in the lung damage to the heart muscle dehydration bacterial superinfection ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Mucus helps in protecting against pathogens by sequestering Iron 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 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? Botulism Diphtheria Shigellosis Tetanus Botulism Diphtheria Shigellosis Tetanus ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Prontosil is 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 in-vitro cultures an effective antibacterial when used in animals 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 in-vitro cultures an effective antibacterial when used in animals ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis? The most serious disease symptoms are the direct result of toxin action Both organisms are gram-positive spore formers Diphtheria toxin and edema toxin are ADP ribosylating toxins Both organisms cause skin and respiratory tract infections The most serious disease symptoms are the direct result of toxin action Both organisms are gram-positive spore formers Diphtheria toxin and edema toxin are ADP ribosylating toxins Both organisms cause skin and respiratory tract infections ANSWER DOWNLOAD EXAMIANS APP
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