Microorganisms and Disease What is common in catheters and ventilators? They are used primarily in neonatal intensive care units They bypass important defenses of the body Bacteria responsible for associated infections are usually susceptible to antibiotics They predispose patients to viral rather than bacterial infections They are used primarily in neonatal intensive care units They bypass important defenses of the body Bacteria responsible for associated infections are usually susceptible to antibiotics They predispose patients to viral rather than bacterial infections ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which is not a major defense mechanism in the stomach? Proteolytic enzymes All of these Dense normal flora Low pH Proteolytic enzymes All of these Dense normal flora Low pH ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Both Mycobacterium tuberculosis and Streptococcus pneumoniae stay in the lung and rarely, if ever, enter the bloodstream have polysaccharide capsules have cell walls that contain a high content of mycolic acids are acquired by inhalation stay in the lung and rarely, if ever, enter the bloodstream have polysaccharide capsules have cell walls that contain a high content of mycolic acids are acquired by inhalation ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Plastic implants can pose a serious nosocomial infection problem because 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 infected implants usually have to be surgically removed phagocytes have trouble engulfing bacteria embedded in a biofilm All of these 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 M cells ciliated epithelial cells B cells macrophages M cells ciliated epithelial cells B cells macrophages ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Pseudomembraneous colitis is caused by a gram-positive bacterium caused by a spore-forming bacterium precipitated by the use of certain antibiotics All of these caused by a gram-positive bacterium caused by a spore-forming bacterium precipitated by the use of certain antibiotics All of these ANSWER DOWNLOAD EXAMIANS APP