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E. coli Pathogenesis and Diseases Quiz

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What is the primary function of adhesins produced by certain bacteria in the urinary tract?

To prevent the elimination of bacteria in voided urine (correct)

To enhance the mucoid appearance of isolated colonies

To stimulate an inflammatory response by lysing erythrocytes

To degrade the cells lining the bladder and upper urinary tract

What is the characteristic feature of Klebsiella colonies?

They are resistant to all β-lactam antibiotics

They have a prominent capsule (correct)

They produce large quantities of urease

They lyse erythrocytes and stimulate an inflammatory response

What is the result of P.mirabilis producing large quantities of urease in the urinary tract?

The inhibition of cytokine release

The stimulation of an inflammatory response

The formation of renal stones (correct)

The reduction of urine pH

What is the purpose of using selective media in the culture of Enterobacteriaceae?

<p>To separate lactose-fermenting from nonfermenting genera (C)</p> Signup and view all the answers

What is the concern with the use of carbapenems in the treatment of Enterobacteriaceae infections?

<p>They are no longer effective against some organisms due to widespread resistance (B)</p> Signup and view all the answers

E. coli Pathogenesis and Diseases Quiz

Choose a study mode

Podcast

Questions and Answers

What is the primary function of adhesins produced by certain bacteria in the urinary tract?

What is the characteristic feature of Klebsiella colonies?

What is the result of P.mirabilis producing large quantities of urease in the urinary tract?

What is the purpose of using selective media in the culture of Enterobacteriaceae?

What is the concern with the use of carbapenems in the treatment of Enterobacteriaceae infections?

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