OpenStax Microbiology Test Bank
Chapter 23: Urogenital System Infections
Chapter 23: Urogenital System Infections
* = Correct answer
Multiple Choice
1. What is a glomerulus?
A. a capillary bed that contacts a nephron*
B. a connecting duct in the urinary system
C. a part of the urinary bladder
D. the part of the nephron that drains into the ureter
Difficulty: Easy
ASM Standard: N/A
2. Urine leaves the urinary bladder through which structure?
A. collecting duct
B. meatus
C. ureter
D. urethra*
Difficulty: Easy
ASM Standard: N/A
3. What tube(s) in the male reproductive system transfer(s) sperm to the vas deferens?
A. the epididymis*
B. the prostate
C. the seminal tubules
D. the seminal vesicles
Difficulty: Easy
ASM Standard: N/A
4. Which of the following refers to inflammation of the bladder?
A. cystitis*
B. glomerulonephritis
C. orchitis
D. pyelonephritis
Difficulty: Easy
ASM Standard: N/A
5. Which of the following is typically true of the kidneys?
A. They are colonized by Candida spp.
B. They are colonized by lactobacilli.
C. They are colonized by staphylococci.
D. They are colonized by no normal microbiota.*
Page 1 of 16
,OpenStax Microbiology Test Bank
Chapter 23: Urogenital System Infections
Difficulty: Easy
ASM Standard: 23, 24
6. Which refers to dysuria?
A. bladder pain
B. painful urination*
C. production of urine that contains blood
D. production of urine that contains pus
Difficulty: Easy
ASM Standard: N/A
7. In the United States, which sexually transmitted infection is especially common in
individuals between the ages of 15 and 24 years?
A. chlamydia
B. gonorrhea*
C. HIV/AIDs
D. syphilis
Difficulty: Easy
ASM Standard: 23
8. Which condition occurs when the normal vaginal microbiota is unbalanced but there is no
inflammation?
A. bacterial vaginitis
B. bacterial vaginosis*
C. chancroid
D. pelvic inflammatory disease
Difficulty: Easy
ASM Standard: 22 23, 24
9. Which of the following STIs is caused by a protozoan?
A. chlamydia
B. genital warts
C. herpes
D. trichomoniasis*
Difficulty: Easy
ASM Standard: 23
10. Which of the following is not a function of the urinary system?
A. excreting wastes
B. filtering blood
C. producing urea*
Page 2 of 16
, OpenStax Microbiology Test Bank
Chapter 23: Urogenital System Infections
D. regulating the balance of salt and water in the body
Difficulty: Moderate
ASM Standard: 23, 24
11. In most women, which is the most common acid-producing bacterial genus in the vagina?
A. Lactobacillus*
B. Megasphaera
C. Pseudomonas
D. Staphylococcus
Difficulty: Moderate
ASM Standard: 23, 24
12. Which of the following does not contribute to nonspecific immune defense against vaginal
infections?
A. The normal microbiota decreases estrogen levels that enhance microbial growth.*
B. The normal microbiota outcompetes other microbes for binding sites and nutrients.
C. The normal microbiota produces an acidic environment that inhibits microbial growth.
D. The normal microbiota produces hydrogen peroxide and bacteriocins.
Difficulty: Moderate
ASM Standard: 22 23, 24
13. What are the two most common causative agents of pelvic inflammatory disease?
A. Escherichia coli and Proteus vulgaris
B. Group B Streptococcus and Neisseria gonorrhoeae
C. Lactobacillus spp. and Escherichia coli
D. Neisseria gonorrhoeae and Chlamydia trachomatis*
Difficulty: Moderate
ASM Standard: 23
14. If a urinary dipstick shows the presence of nitrite, which bacteria would most likely be
present because of their ability to convert nitrate to nitrite?
A. Escherichia coli or Klebsiella pneumoniae*
B. Klebsiella pneumoniae or Staphylococcus saprophyticus
C. Neisseria gonorrhoeae or Streptococcus agalactiae
D. Streptococcus pyogenes or Chlamydia trachomatis
Difficulty: Moderate
ASM Standard: N/A
15. Half of all cases of leptospirosis in the United States are found in which state?
A. Alaska
B. Florida
Page 3 of 16
Chapter 23: Urogenital System Infections
Chapter 23: Urogenital System Infections
* = Correct answer
Multiple Choice
1. What is a glomerulus?
A. a capillary bed that contacts a nephron*
B. a connecting duct in the urinary system
C. a part of the urinary bladder
D. the part of the nephron that drains into the ureter
Difficulty: Easy
ASM Standard: N/A
2. Urine leaves the urinary bladder through which structure?
A. collecting duct
B. meatus
C. ureter
D. urethra*
Difficulty: Easy
ASM Standard: N/A
3. What tube(s) in the male reproductive system transfer(s) sperm to the vas deferens?
A. the epididymis*
B. the prostate
C. the seminal tubules
D. the seminal vesicles
Difficulty: Easy
ASM Standard: N/A
4. Which of the following refers to inflammation of the bladder?
A. cystitis*
B. glomerulonephritis
C. orchitis
D. pyelonephritis
Difficulty: Easy
ASM Standard: N/A
5. Which of the following is typically true of the kidneys?
A. They are colonized by Candida spp.
B. They are colonized by lactobacilli.
C. They are colonized by staphylococci.
D. They are colonized by no normal microbiota.*
Page 1 of 16
,OpenStax Microbiology Test Bank
Chapter 23: Urogenital System Infections
Difficulty: Easy
ASM Standard: 23, 24
6. Which refers to dysuria?
A. bladder pain
B. painful urination*
C. production of urine that contains blood
D. production of urine that contains pus
Difficulty: Easy
ASM Standard: N/A
7. In the United States, which sexually transmitted infection is especially common in
individuals between the ages of 15 and 24 years?
A. chlamydia
B. gonorrhea*
C. HIV/AIDs
D. syphilis
Difficulty: Easy
ASM Standard: 23
8. Which condition occurs when the normal vaginal microbiota is unbalanced but there is no
inflammation?
A. bacterial vaginitis
B. bacterial vaginosis*
C. chancroid
D. pelvic inflammatory disease
Difficulty: Easy
ASM Standard: 22 23, 24
9. Which of the following STIs is caused by a protozoan?
A. chlamydia
B. genital warts
C. herpes
D. trichomoniasis*
Difficulty: Easy
ASM Standard: 23
10. Which of the following is not a function of the urinary system?
A. excreting wastes
B. filtering blood
C. producing urea*
Page 2 of 16
, OpenStax Microbiology Test Bank
Chapter 23: Urogenital System Infections
D. regulating the balance of salt and water in the body
Difficulty: Moderate
ASM Standard: 23, 24
11. In most women, which is the most common acid-producing bacterial genus in the vagina?
A. Lactobacillus*
B. Megasphaera
C. Pseudomonas
D. Staphylococcus
Difficulty: Moderate
ASM Standard: 23, 24
12. Which of the following does not contribute to nonspecific immune defense against vaginal
infections?
A. The normal microbiota decreases estrogen levels that enhance microbial growth.*
B. The normal microbiota outcompetes other microbes for binding sites and nutrients.
C. The normal microbiota produces an acidic environment that inhibits microbial growth.
D. The normal microbiota produces hydrogen peroxide and bacteriocins.
Difficulty: Moderate
ASM Standard: 22 23, 24
13. What are the two most common causative agents of pelvic inflammatory disease?
A. Escherichia coli and Proteus vulgaris
B. Group B Streptococcus and Neisseria gonorrhoeae
C. Lactobacillus spp. and Escherichia coli
D. Neisseria gonorrhoeae and Chlamydia trachomatis*
Difficulty: Moderate
ASM Standard: 23
14. If a urinary dipstick shows the presence of nitrite, which bacteria would most likely be
present because of their ability to convert nitrate to nitrite?
A. Escherichia coli or Klebsiella pneumoniae*
B. Klebsiella pneumoniae or Staphylococcus saprophyticus
C. Neisseria gonorrhoeae or Streptococcus agalactiae
D. Streptococcus pyogenes or Chlamydia trachomatis
Difficulty: Moderate
ASM Standard: N/A
15. Half of all cases of leptospirosis in the United States are found in which state?
A. Alaska
B. Florida
Page 3 of 16
