Micro Genitourinary True False BMS 250
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Questions and Answers

Enterococci are known for their ability to form biofilms on the surface of urinary catheters, providing protection against antibiotics and host immune responses.

True

The pain in Interstitial Cystitis is always localized to the bladder area.

False

The virulence factors of Enterococci include surface proteins, adhesins, toxins, and toxins.

False

Urinary microbiota of IC/BPS patients is always identical to that of healthy controls.

<p>False</p> Signup and view all the answers

Interstitial Cystitis is mainly caused by autoimmune reactions in the body.

<p>False</p> Signup and view all the answers

Lactobacillus species L.crispatus, L.gasseri, L.jensenii, and L.iners are the predominant microorganisms in the vaginal microbiota.

<p>True</p> Signup and view all the answers

The acidic environment in the vagina is created by the production of lactic acid by harmful bacteria.

<p>False</p> Signup and view all the answers

Factors influencing the composition of the vaginal microbiota include hormonal fluctuations and antibiotic use.

<p>True</p> Signup and view all the answers

A healthy vaginal microbiota is characterized by a dominance of E.coli species.

<p>False</p> Signup and view all the answers

Mechanical properties like prostatic hypertrophy can inhibit bacterial growth contributing to a healthy vaginal microbiota.

<p>False</p> Signup and view all the answers

The anatomy of the lower urinary tract includes the capsule, perinephric fat, and renal hilum.

<p>False</p> Signup and view all the answers

Vesicoureteric reflux can be clinically limited due to the relationship between the ureters and the bladder wall.

<p>True</p> Signup and view all the answers

The urethral sphincters are primarily controlled by the autonomic nervous system.

<p>False</p> Signup and view all the answers

Asymptomatic bacteriuria always leads to complications in the urinary tract.

<p>False</p> Signup and view all the answers

The vaginal microbiota plays no role in influencing the risk of developing urinary tract infections.

<p>False</p> Signup and view all the answers

E. coli is the least frequent pathogen causing UTIs.

<p>False</p> Signup and view all the answers

S. saprophyticus causes the majority of cystitis cases in young, sexually active women.

<p>False</p> Signup and view all the answers

Nosocomial infections commonly involve Streptococcus as one of the main pathogens.

<p>False</p> Signup and view all the answers

E. coli strains causing invasive symptomatic infections usually lack genetic virulence factors.

<p>False</p> Signup and view all the answers

All E. coli strains express the type 1 pilus (fimbria).

<p>False</p> Signup and view all the answers

Urinary tract infections (UTIs) always present with symptoms that require antimicrobial therapy.

<p>False</p> Signup and view all the answers

Asymptomatic bacteriuria (ASB) is a type of urinary tract infection that usually requires treatment.

<p>False</p> Signup and view all the answers

Bacteria can enter the bladder after sexual intercourse but are usually eliminated by voiding and innate host defense mechanisms.

<p>True</p> Signup and view all the answers

Antibiotic prophylaxis is a common treatment option for preventing urinary tract infections (UTIs).

<p>True</p> Signup and view all the answers

Surgical correction of the vesicoureteric junction is a common treatment option for asymptomatic bacteriuria (ASB).

<p>False</p> Signup and view all the answers

Klebsiella bacteria adhere to and colonize the mucosal surfaces of the bladder or kidney tissues.

<p>True</p> Signup and view all the answers

Klebsiella bacteria invade bladder epithelial cells, allowing them to be easily detected by the immune system.

<p>False</p> Signup and view all the answers

Biofilms formed by Klebsiella bacteria in the urinary tract make infections easier to eradicate.

<p>False</p> Signup and view all the answers

Klebsiella bacteria produce various virulence factors that contribute to their pathogenicity, including capsule polysaccharides and lipopolysaccharides (LPS).

<p>True</p> Signup and view all the answers

Klebsiella bacteria are not known for their ability to develop antibiotic resistance.

<p>False</p> Signup and view all the answers

Type 1 pili in E.coli bladder infection mediate binding to glucose on the luminal surface of bladder uroepithelial cells.

<p>False</p> Signup and view all the answers

Proteus mirabilis produces ureases that raise the urine pH above 7, promoting bacterial growth and renal stone formation.

<p>True</p> Signup and view all the answers

Pathogenic Proteus mirabilis doesn't produce hemolysin.

<p>False</p> Signup and view all the answers

The expression of flagella in Proteus bacteria only allows them to migrate up the urethra.

<p>False</p> Signup and view all the answers

Endotoxins in gram-negative bacteria contribute to pyelonephritis by enhancing ureteral peristalsis.

<p>False</p> Signup and view all the answers

Lactobacillus species are typically part of the vaginal microbiota.

<p>True</p> Signup and view all the answers

The acidic environment in the vagina is mainly due to the production of lactic acid by harmful bacteria.

<p>False</p> Signup and view all the answers

Enterococci are known for their ability to form biofilms on the surface of vaginal walls.

<p>False</p> Signup and view all the answers

Urinary microbiota of IC/BPS patients is always identical to that of healthy controls.

<p>False</p> Signup and view all the answers

Mechanical properties like prostatic hypertrophy can inhibit bacterial growth in the vaginal microbiota.

<p>False</p> Signup and view all the answers

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