Microorganisms and Disease Pseudomembraneous colitis is caused by a gram-positive bacterium All of these precipitated by the use of certain antibiotics caused by a spore-forming bacterium caused by a gram-positive bacterium All of these precipitated by the use of certain antibiotics caused by a spore-forming bacterium ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which is not a major defense mechanism in the stomach? Proteolytic enzymes Dense normal flora Low pH All of these Proteolytic enzymes Dense normal flora Low pH All of these ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following disease is caused by DNA viruses? Poliomyelitis Small pox Measles Yellow fever Poliomyelitis Small pox Measles Yellow fever ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease What is common in catheters and ventilators? 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 Bacteria responsible for associated infections are usually susceptible to antibiotics They bypass important defenses of the body 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 Both organisms are gram-positive spore formers Diphtheria toxin and edema toxin are ADP ribosylating toxins Both organisms cause skin and respiratory tract infections The most serious disease symptoms are the direct result of toxin action Both organisms are gram-positive spore formers Diphtheria toxin and edema toxin are ADP ribosylating toxins 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
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