Microorganisms and Disease What is common in catheters and ventilators? Bacteria responsible for associated infections are usually susceptible to antibiotics They bypass important defenses of the body They are used primarily in neonatal intensive care units They predispose patients to viral rather than bacterial infections Bacteria responsible for associated infections are usually susceptible to antibiotics They bypass important defenses of the body They are used primarily in neonatal intensive care units They predispose patients to viral rather than bacterial infections 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 Plastic implants can pose a serious nosocomial infection problem because infected implants usually have to be surgically removed phagocytes have trouble engulfing bacteria embedded in a biofilm All of these phagocytes have trouble moving on the plastic surface infected implants usually have to be surgically removed phagocytes have trouble engulfing bacteria embedded in a biofilm All of these phagocytes have trouble moving on the plastic surface ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Fatalities following influenza infection are usually due to the dehydration bacterial superinfection damage to the heart muscle formation of granulomas in the lung dehydration bacterial superinfection damage to the heart muscle formation of granulomas in the lung ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Each of the 3 virulence factors of Bacillus anthracis i.e. the capsule, edema toxin and lethal toxin can affect the activity of ciliated epithelial cells B cells macrophages M cells ciliated epithelial cells B cells macrophages M cells ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The "A" subunit of diphtheria toxin binds host cell receptors found on heart cells cause ADP ribosylation of a factor involved in protein synthesis lysis macrophages with the release of cytokines forms cAMP that leads to fluid accumulation binds host cell receptors found on heart cells cause ADP ribosylation of a factor involved in protein synthesis lysis macrophages with the release of cytokines forms cAMP that leads to fluid accumulation ANSWER DOWNLOAD EXAMIANS APP