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 Coxsackie virus B3, a subgroup of enteroviruses, commonly causes muscular dystrophy acute hemorrhagic conjunctivitis myocarditis gastroenteritis muscular dystrophy acute hemorrhagic conjunctivitis myocarditis gastroenteritis ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis? Diphtheria toxin and edema toxin are ADP ribosylating toxins The most serious disease symptoms are the direct result of toxin action Both organisms cause skin and respiratory tract infections Both organisms are gram-positive spore formers Diphtheria toxin and edema toxin are ADP ribosylating toxins The most serious disease symptoms are the direct result of toxin action Both organisms cause skin and respiratory tract infections Both organisms are gram-positive spore formers 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 Which of the following disease is caused by DNA viruses? Yellow fever Small pox Poliomyelitis Measles Yellow fever Small pox Poliomyelitis Measles ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Cholera toxin is an A-B type toxin in which the B portions bind to a receptor on a host cell and the A portion enters the cell to cause cleavage of rRNA that results in disruption of ribosome function ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP ADP ribosylation of guanylate cyclase that stimulates production of cGMP ADP ribosylation of adenylate cyclase that stops production of cAMP cleavage of rRNA that results in disruption of ribosome function ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP ADP ribosylation of guanylate cyclase that stimulates production of cGMP ADP ribosylation of adenylate cyclase that stops production of cAMP ANSWER DOWNLOAD EXAMIANS APP