Microorganisms and Disease The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is small dosage of wild-type live viruses heat killed virus formalin-inactivated viruses live attenuated strains of all three immunological types small dosage of wild-type live viruses heat killed virus formalin-inactivated viruses live attenuated strains of all three immunological types ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The toxins produced by bacteria encourage bacterial reproduction kill viruses All of these interfere with physiological processes in the body encourage bacterial reproduction kill viruses All of these interfere with physiological processes in the body ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease A major difference between EHEC and EPEC is EPEC passes through the placenta to infect the fetus and EHEC does not EHEC possesses a type III secretion system and EPEC does not EHEC secretes a Shiga-like toxin and EPEC does not EPEC rearranges host cell actin and EHEC does not EPEC passes through the placenta to infect the fetus and EHEC does not EHEC possesses a type III secretion system and EPEC does not EHEC secretes a Shiga-like toxin and EPEC does not EPEC rearranges host cell actin and EHEC does not ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis? Both organisms cause skin and respiratory tract infections The most serious disease symptoms are the direct result of toxin action Diphtheria toxin and edema toxin are ADP ribosylating toxins Both organisms are gram-positive spore formers Both organisms cause skin and respiratory tract infections The most serious disease symptoms are the direct result of toxin action Diphtheria toxin and edema toxin are ADP ribosylating toxins Both organisms are gram-positive spore formers ANSWER DOWNLOAD EXAMIANS APP
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 Plastic implants can pose a serious nosocomial infection problem because infected implants usually have to be surgically removed phagocytes have trouble moving on the plastic surface All of these phagocytes have trouble engulfing bacteria embedded in a biofilm infected implants usually have to be surgically removed phagocytes have trouble moving on the plastic surface All of these phagocytes have trouble engulfing bacteria embedded in a biofilm ANSWER DOWNLOAD EXAMIANS APP