Microorganisms and Disease Plastic implants can pose a serious nosocomial infection problem because phagocytes have trouble moving on the plastic surface phagocytes have trouble engulfing bacteria embedded in a biofilm All of these infected implants usually have to be surgically removed phagocytes have trouble moving on the plastic surface phagocytes have trouble engulfing bacteria embedded in a biofilm All of these infected implants usually have to be surgically removed 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 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 Both organisms cause skin and respiratory tract infections ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following disease is not caused by microbial protein toxin? Shigella dysentery Diphtheria Botulism Tuberculosis Shigella dysentery Diphtheria Botulism Tuberculosis ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Cholera toxin is an A-B type toxin in which the B portions bind to a receptor on a host cell and the A portion enters the cell to cause ADP ribosylation of guanylate cyclase that stimulates production of cGMP cleavage of rRNA that results in disruption of ribosome function ADP ribosylation of adenylate cyclase that stops production of cAMP ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP ADP ribosylation of guanylate cyclase that stimulates production of cGMP cleavage of rRNA that results in disruption of ribosome function ADP ribosylation of adenylate cyclase that stops production of cAMP ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of these cytokines is also known under the name cachectin? None of these Interleukin 2 Tumor necrosis factor (TNF) Interferon gamma None of these Interleukin 2 Tumor necrosis factor (TNF) Interferon gamma 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