Question 1

Which of the following anatomical features most directly explains why urinary tract infections (UTIs) are more prevalent in women than in men?

Accepted Answer

The female urethra is closer to the anus and is shorter, facilitating bacterial entry.

Question 2

Which of the following is NOT a function of the kidneys in the urinary system?

Accepted Answer

Producing hormones for ovulation

Question 3

A patient presents with lower abdominal pain and cloudy, foul-smelling urine. Which part of the urinary tract is most likely affected?

Accepted Answer

Bladder (cystitis)

Question 4

Which genus is most commonly found in the healthy urinary tract microbiome?

Accepted Answer

Lactobacillus

Question 5

A urine dipstick test reveals high leukocyte esterase and elevated nitrite levels. What does this most likely indicate?

Accepted Answer

A urinary tract infection caused by bacteria that reduce nitrate to nitrite

Question 6

Which of the following best describes the role of the placenta in pregnancy?

Accepted Answer

It acts as an interface between maternal and fetal circulation and releases hormones.

Question 7

Which of the following pathogens is most commonly responsible for uncomplicated urinary tract infections?

Accepted Answer

Uropathogenic Escherichia coli (UPEC)

Question 8

A patient with a urinary catheter develops a UTI. What type of infection is this most likely classified as?

Accepted Answer

Complicated UTI

Question 9

Which clinical term describes inflammation of the kidneys?

Accepted Answer

Pyelonephritis

Question 10

Which of the following is a major innate protection mechanism of the female reproductive tract?

Accepted Answer

Constant shedding of vaginal epithelial cells

Question 11

Which of the following is a possible consequence of chronic pyelonephritis?

Accepted Answer

Renal failure requiring dialysis or transplant

Question 12

Which of the following best explains why antibiotic therapy can lead to opportunistic yeast infections in the female reproductive tract?

Accepted Answer

Antibiotics increase vaginal pH, allowing Candida albicans to proliferate.

Question 13

Which of the following is a correct description of the function of nephrons in the kidneys?

Accepted Answer

Nephrons secrete waste products into urine.

Question 14

Which of the following is a TORCH agent capable of crossing the placenta and causing congenital defects?

Accepted Answer

Toxoplasma gondii

Question 15

Which of the following is the correct sequence of urine flow through the urinary system?

Accepted Answer

Kidneys → Ureters → Bladder → Urethra

Question 16

Which of the following best describes the role of bacteriocins produced by vaginal Lactobacillus species?

Accepted Answer

They limit the growth of competing bacteria.

Question 17

A Pap smear is primarily used to detect which of the following?

Accepted Answer

Precancerous and cancerous cervical cells

Question 18

Which of the following is a plausible reason why catheter-associated urinary tract infections (CAUTIs) are a major healthcare concern?

Accepted Answer

They are the most common cause of secondary bacteremia.

Question 19

Which of the following equations correctly represents the conversion of nitrate to nitrite by certain bacteria, as detected in urine dipstick tests?

Accepted Answer

$$NO_3$$^- \rightarrow $$NO_2$$^-$$

Question 20

Which of the following is a correct statement about the male urethra?

Accepted Answer

It passes through the prostate gland and transports semen during ejaculation.

Urinary and Reproductive System Infections: Structure, Microbiome, and Clinical Aspects

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