Microorganisms and Disease The "A" subunit of diphtheria toxin binds host cell receptors found on heart cells forms cAMP that leads to fluid accumulation lysis macrophages with the release of cytokines cause ADP ribosylation of a factor involved in protein synthesis binds host cell receptors found on heart cells forms cAMP that leads to fluid accumulation lysis macrophages with the release of cytokines cause ADP ribosylation of a factor involved in protein synthesis 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 macrophages M cells B cells ciliated epithelial cells macrophages M cells B cells ciliated epithelial cells ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease An important host defense of human beings is a dense resident microbiota associated with lungs uterus bladder vagina lungs uterus bladder vagina ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following statements is not true regarding Mycobacterium tuberculosis and/or the disease it causes? None of these The pathogen contains mycolic acid in its cell wall Antibodies to the pathogen are protective The pathogen can live inside macrophages None of these The pathogen contains mycolic acid in its cell wall Antibodies to the pathogen are protective The pathogen can live inside macrophages ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease In the human disease cholera, what is it that actually ends up killing the victim? Dehydration and loss of nutrients the toxin produced by the bacterium Too little water in the food stream Faulty carrier proteins Dehydration and loss of nutrients the toxin produced by the bacterium Too little water in the food stream Faulty carrier proteins ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease What is common in catheters and ventilators? 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 They are used primarily in neonatal intensive care units ANSWER DOWNLOAD EXAMIANS APP
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