Microorganisms and Disease Which is not a major defense mechanism in the stomach? Low pH All of these Proteolytic enzymes Dense normal flora Low pH All of these Proteolytic enzymes Dense normal flora 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 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 M cells macrophages B cells ciliated epithelial cells M cells macrophages B cells ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease An important host defense of human beings is a dense resident microbiota associated with vagina bladder lungs uterus vagina bladder lungs uterus ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Pseudomembraneous colitis is All of these caused by a gram-positive bacterium precipitated by the use of certain antibiotics caused by a spore-forming bacterium All of these caused by a gram-positive bacterium precipitated by the use of certain antibiotics caused by a spore-forming bacterium ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The "A" subunit of diphtheria toxin lysis macrophages with the release of cytokines forms cAMP that leads to fluid accumulation cause ADP ribosylation of a factor involved in protein synthesis binds host cell receptors found on heart cells lysis macrophages with the release of cytokines forms cAMP that leads to fluid accumulation cause ADP ribosylation of a factor involved in protein synthesis binds host cell receptors found on heart cells ANSWER DOWNLOAD EXAMIANS APP
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