Microbiology, 9e (Tortora)
Chapter 21


Objective Questions

      1)
Which of the following is not normal microbiota of the skin?
           A)
Streptococcus
             B)
Pityrosporum
            C)
Staphylococcus
            D)
Propionibacteri um
             E)
Corynebacteriu m

      2)
An 8-    female has scabs and pus-filled vesicles on her face and throat. Three weeks earlier she had visited her
year-old...
Chickenpox
             B)
Measles
          C)
Fever blisters
             D)
Scabies
          E)
German    measles

     3)
Which of the following pairs is mismatched?
           A)
S. aureus         impetigo
              B)
S. pyogenes         erysipelas
                C)
P. acnes  acne
             D)
P. aeruginosa  otitis externa
             E)
None of the   above

      4)
The   etiologic agent of warts is
         A)
Papovavirus.
           B)
Poxvirus.
            C)
Herpesvirus.
           D)
Parvovirus
             E)
None of the   above.

      5)
Which of the following is not a characteristic of P. aeruginosa?
           A)
Gram-positive rods
           B)
Oxidative        metabolism
            C)
Oxidase        positive
          D)
Produce        pyocyanin
          E)
None of the   above
6)
Which of the following pairs is mismatched?
           A)
Pustular rash  smallpox
            B)
Koplik spots  rubella
            C)
Papular rash  measles
            D)
Vesicular rash  chickenpox
            E)
None of the   above

      7)
Which of the following is not transmitted by the respiratory route?
           A)
Smallpox
           B)
Chickenpox
             C)
German        measles
         D)
Cold sore
            E)
None of the   above

      8)
Which of these is not caused by herpesvirus?
           A)
Chickenpox
             B)
Shingles
           C)
Keratoconjunc tivitis
           D)
Smallpox
           E)
None of the   above

      9)
Thrush   and vaginitis are caused by
           A)
Herpesvirus.
           B)
Chlamydia        trachomatis.
            C)
Candida        albicans.
          D)
Staphylococcus aureus.
            E)
Streptococcus   pyogenes.

     10)
The   greatest single cause of blindness in the world is
        A)
Neonatal        gonorrheal ophthalmia.
           B)
Keratoconjunc tivitis.
           C)
Trachoma.
            D)
Inclusion        conjunctivitis.
            E)
Pinkeye.
11)
Which of the following can be treated with topical chemotherapeutic agents?
           A)
Herpes        gladiatorium
         B)
Sporotrichosis
            C)
Dermatomyco sis
         D)
Rubella
          E)
None of the   above

     12)
Which of the following is not a cause of ringworm?
           A)
Microsporum
           B)
Trichophyton
               C)
Tinea capitis
             D)
Epidermophyto n
           E)
None of the   above

     13)
Newbor ns' eyes are treated with an antibiotic when
         A)
N. gonorrhoeae is isolated from the eyes.
            B)
The mother is blind.
            C)
The mother        has genital herpes.
             D)
The mother        has gonorrhea.
             E)
Always.

    14)
A   possible complication of herpetic keratitis is
      A)
Encephalitis.
            B)
Fever blisters.
             C)
Subacute        sclerosing panencephalitis.
           D)
Congenital        rubella syndrome.
             E)
None of the   above.

     15)
Which of the following is sensitive to penicillin?
           A)
Chlamydia
            B)
Herpesvirus
              C)
Candida
          D)
Streptococcus
             E)
Pseudomonas
16)
Which   region of the skin supports the largest bacterial population?
          A)
Axilla
         B)
Scalp
        C)
Forearms
           D)
Legs
       E)
All are equal

     17)
Which   infection is caused by S. aureus?
          A)
Pimples
          B)
Sty
      C)
Furuncle
           D)
Carbuncle
            E)
All of the   above

      18)
Which of the following is not a characteristic used to identify S. pyogenes?
           A)
Coagulase-        positive
             B)
Group A cell wall antigen
            C)
Group M        proteins
          D)
Beta-        hemolytic
        E)
None of the   above

     19)
Which of the following is not a causative agent of conjunctivitis?
           A)
Chlamydia        trachomatis
            B)
Herpes        simplex
         C)
Adenovirus
             D)
Neisseria        gonorrhoeae
            E)
Hemophilus   aegyptii

     20)
In which of the following respects is measles similar to German measles?
           A)
Rash
       B)
Etiologic agent
             C)
Encephalitis as a complication
            D)
Congenital        complications
             E)
In name only
21)
Vaccinati on for rubella is
            A)
Not necessary because the disease is mild.
           B)
Not necessary if a person has had an infection.
            C)
Recommende d only for pregnant women.
         D)
Recommende d for newborns to prevent congenital disease.
         E)
None of the   above.

     22)
All of   the following statements about congenital rubella syndrome are true except
           A)
It is contracted in utero.
              B)
It may be fatal.
             C)
It may result in deafness, blindness, and mental retardation.
             D)
It doesn't        occur with subclinical infections.
             E)
All of the   above are true.

      23)
The   etiologic agent of chickenpox.
         A)
Herpes        simplex
         B)
Herpes zoster
            C)
HHV-6
        D)
Parvovirus
             E)
Poxvirus

     24)
The   etiologic agent of fifth disease.
         A)
Herpes        simplex
         B)
Herpes zoster
            C)
HHV-6
        D)
Parvovirus
             E)
Poxvirus

     25)
The   etiologic agent of roseola.
         A)
Herpes        simplex
         B)
Herpes zoster
            C)
HHV-6
        D)
Parvovirus
             E)
Poxvirus
26)
The   etiologic agent of fever blisters.
         A)
Herpes        simplex
         B)
Herpes zoster
            C)
HHV-6
        D)
Parvovirus
             E)
Poxvirus

     27)
Used to   treat epidemic herpetic keratitis.
             A)
Penicillin
             B)
Sulfonamide
           C)
Trifluridine
               D)
Fungicide
            E)
None of the   above

     28)
Used to   treat smallpox.
             A)
Penicillin
             B)
Sulfonamide
           C)
Trifluridine
               D)
Fungicide
            E)
None of the   above

     29)
Used to   treat sporotrichosis.
             A)
Penicillin
             B)
Sulfonamide
           C)
Trifluridine
               D)
Fungicide
            E)
None of the   above

     30)
Used to   treat candidiasis.
             A)
Penicillin
             B)
Sulfonamide
           C)
Trifluridine
               D)
Fungicide
            E)
None of the   above
31)
Scabies   is a skin disease caused by
             A)
A slow virus.
           B)
A protozoan.
           C)
A mite.
          D)
A bacterium.
           E)
A prion.

     32)
Scabies   is transmitted by
             A)
Fomites.
           B)
Food.
        C)
Water.
         D)
Soil.
        E)
None of the   above.

     33)
A   patient has pus-filled vesicles and scabs on her face, throat, and lower back. She most likely has
      A)
Measles.
           B)
Mumps.
         C)
Chickenpox.
           D)
Rubella.
           E)
Smallpox.

     34)
Which of the following leads to all the others?
           A)
Toxemia
          B)
Scalded skin syndrome
            C)
Staphylococcal infection
           D)
TSST-1
         E)
Sudden drop   in blood pressure

    35)
Herpes   gladiatorium is transmitted by
           A)
Direct contact.
            B)
The        respiratory route.
      C)
The fecal-oral route.
            D)
Insect bites.
                E)
All of the   above.
36)
The   patient has a papular rash. Microscopic examination of skin scrapings reveals small 8-legged animals.
        A)
Candida
          B)
Microsporum
              C)
P. aeruginosa
             D)
S. aureus
            E)
Scabies

     37)
The       has vesicles and scabs over her forehead. Microscopic examination of skin scrapings shows gram-positive cocci
pa...
Candida
          B)
Microsporum
              C)
P. aeruginosa
             D)
S. aureus
            E)
Scabies

     38)
The   patient has scaling skin on his fingers. Conidiospores are seen in microscopic examination of skin scrapings.
      ...
Candida
          B)
Microsporum
              C)
P. aaeruginosa
             D)
S. aureus
            E)
Scabies

     39)
A 45-    male has pus-filled vesicles distributed over his back in the upper right quadrant, over his right shoulder, and
...
Candida        albicans.
          B)
Herpes        simplex virus.
         C)
Staphylococcus aureus.
            D)
Streptococcus pyogenes.
             E)
Varicella-   zoster virus.

     40)
A 35-    female has a red, raised rash on the inside of her thighs. Gram-stained skin scrapings show large budding cells
y...
Candida        albicans.
          B)
Herpes        simplex virus.
         C)
Staphylococcus aureus.
            D)
Streptococcus pyogenes.
             E)
Varicella-   zoster virus.
41)
Cytoplas inclusions were observed in a fetus that died in utero after 6 months' gestation. The probable cause of the fetus...
Fifth disease.
             B)
Herpes        simplex.
         C)
Measles.
           D)
Staphylococcus aureus.
            E)
Streptococcus   pyogenes.

     42)
Assume partner swabs the side of his face and used the swab to inoculate a nutrient agar plate. The next day, he
that your...
An acid-fast        reaction.
               B)
A coagulase        reaction.
              C)
Conidiospores .
           D)
Pseudohyphae .
          E)
Pseudopods.

    43)
Which of the following is incorrectly matched?
           A)
Chickenpox  Poxvirus
          B)
Conjunctivitis  Chlamydia trachomatis
            C)
Conjunctivitis  Pseudomonas
            D)
Infected tissue fluoresces  Dermatomycosis
             E)
Opportunistic infection in AIDS patients  Candidiasis

     44)
A 17-    male has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This
ye...
Acne.
        B)
Boils.
         C)
Carbuncles.
              D)
Impetigo.
            E)
Pimples.

     45)
A 17-    male has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This
ye...
Acanthamoeba.
           B)
Herpes        simplex virus.
         C)
Propionibacteri um acnes.
             D)
Staphylococcus aureus.
            E)
Streptococcus   pyogenes.
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Transcript of "Chapter Test"

  1. 1. Microbiology, 9e (Tortora) Chapter 21 Objective Questions 1)
  2. 2. Which of the following is not normal microbiota of the skin? A)
  3. 3. Streptococcus B)
  4. 4. Pityrosporum C)
  5. 5. Staphylococcus D)
  6. 6. Propionibacteri um E)
  7. 7. Corynebacteriu m 2)
  8. 8. An 8- female has scabs and pus-filled vesicles on her face and throat. Three weeks earlier she had visited her year-old grandmother who had shingles. What infection does the 8-year-old have? A)
  9. 9. Chickenpox B)
  10. 10. Measles C)
  11. 11. Fever blisters D)
  12. 12. Scabies E)
  13. 13. German measles 3)
  14. 14. Which of the following pairs is mismatched? A)
  15. 15. S. aureus  impetigo B)
  16. 16. S. pyogenes  erysipelas C)
  17. 17. P. acnes  acne D)
  18. 18. P. aeruginosa  otitis externa E)
  19. 19. None of the above 4)
  20. 20. The etiologic agent of warts is A)
  21. 21. Papovavirus. B)
  22. 22. Poxvirus. C)
  23. 23. Herpesvirus. D)
  24. 24. Parvovirus E)
  25. 25. None of the above. 5)
  26. 26. Which of the following is not a characteristic of P. aeruginosa? A)
  27. 27. Gram-positive rods B)
  28. 28. Oxidative metabolism C)
  29. 29. Oxidase positive D)
  30. 30. Produce pyocyanin E)
  31. 31. None of the above
  32. 32. 6)
  33. 33. Which of the following pairs is mismatched? A)
  34. 34. Pustular rash  smallpox B)
  35. 35. Koplik spots  rubella C)
  36. 36. Papular rash  measles D)
  37. 37. Vesicular rash  chickenpox E)
  38. 38. None of the above 7)
  39. 39. Which of the following is not transmitted by the respiratory route? A)
  40. 40. Smallpox B)
  41. 41. Chickenpox C)
  42. 42. German measles D)
  43. 43. Cold sore E)
  44. 44. None of the above 8)
  45. 45. Which of these is not caused by herpesvirus? A)
  46. 46. Chickenpox B)
  47. 47. Shingles C)
  48. 48. Keratoconjunc tivitis D)
  49. 49. Smallpox E)
  50. 50. None of the above 9)
  51. 51. Thrush and vaginitis are caused by A)
  52. 52. Herpesvirus. B)
  53. 53. Chlamydia trachomatis. C)
  54. 54. Candida albicans. D)
  55. 55. Staphylococcus aureus. E)
  56. 56. Streptococcus pyogenes. 10)
  57. 57. The greatest single cause of blindness in the world is A)
  58. 58. Neonatal gonorrheal ophthalmia. B)
  59. 59. Keratoconjunc tivitis. C)
  60. 60. Trachoma. D)
  61. 61. Inclusion conjunctivitis. E)
  62. 62. Pinkeye.
  63. 63. 11)
  64. 64. Which of the following can be treated with topical chemotherapeutic agents? A)
  65. 65. Herpes gladiatorium B)
  66. 66. Sporotrichosis C)
  67. 67. Dermatomyco sis D)
  68. 68. Rubella E)
  69. 69. None of the above 12)
  70. 70. Which of the following is not a cause of ringworm? A)
  71. 71. Microsporum B)
  72. 72. Trichophyton C)
  73. 73. Tinea capitis D)
  74. 74. Epidermophyto n E)
  75. 75. None of the above 13)
  76. 76. Newbor ns' eyes are treated with an antibiotic when A)
  77. 77. N. gonorrhoeae is isolated from the eyes. B)
  78. 78. The mother is blind. C)
  79. 79. The mother has genital herpes. D)
  80. 80. The mother has gonorrhea. E)
  81. 81. Always. 14)
  82. 82. A possible complication of herpetic keratitis is A)
  83. 83. Encephalitis. B)
  84. 84. Fever blisters. C)
  85. 85. Subacute sclerosing panencephalitis. D)
  86. 86. Congenital rubella syndrome. E)
  87. 87. None of the above. 15)
  88. 88. Which of the following is sensitive to penicillin? A)
  89. 89. Chlamydia B)
  90. 90. Herpesvirus C)
  91. 91. Candida D)
  92. 92. Streptococcus E)
  93. 93. Pseudomonas
  94. 94. 16)
  95. 95. Which region of the skin supports the largest bacterial population? A)
  96. 96. Axilla B)
  97. 97. Scalp C)
  98. 98. Forearms D)
  99. 99. Legs E)
  100. 100. All are equal 17)
  101. 101. Which infection is caused by S. aureus? A)
  102. 102. Pimples B)
  103. 103. Sty C)
  104. 104. Furuncle D)
  105. 105. Carbuncle E)
  106. 106. All of the above 18)
  107. 107. Which of the following is not a characteristic used to identify S. pyogenes? A)
  108. 108. Coagulase- positive B)
  109. 109. Group A cell wall antigen C)
  110. 110. Group M proteins D)
  111. 111. Beta- hemolytic E)
  112. 112. None of the above 19)
  113. 113. Which of the following is not a causative agent of conjunctivitis? A)
  114. 114. Chlamydia trachomatis B)
  115. 115. Herpes simplex C)
  116. 116. Adenovirus D)
  117. 117. Neisseria gonorrhoeae E)
  118. 118. Hemophilus aegyptii 20)
  119. 119. In which of the following respects is measles similar to German measles? A)
  120. 120. Rash B)
  121. 121. Etiologic agent C)
  122. 122. Encephalitis as a complication D)
  123. 123. Congenital complications E)
  124. 124. In name only
  125. 125. 21)
  126. 126. Vaccinati on for rubella is A)
  127. 127. Not necessary because the disease is mild. B)
  128. 128. Not necessary if a person has had an infection. C)
  129. 129. Recommende d only for pregnant women. D)
  130. 130. Recommende d for newborns to prevent congenital disease. E)
  131. 131. None of the above. 22)
  132. 132. All of the following statements about congenital rubella syndrome are true except A)
  133. 133. It is contracted in utero. B)
  134. 134. It may be fatal. C)
  135. 135. It may result in deafness, blindness, and mental retardation. D)
  136. 136. It doesn't occur with subclinical infections. E)
  137. 137. All of the above are true. 23)
  138. 138. The etiologic agent of chickenpox. A)
  139. 139. Herpes simplex B)
  140. 140. Herpes zoster C)
  141. 141. HHV-6 D)
  142. 142. Parvovirus E)
  143. 143. Poxvirus 24)
  144. 144. The etiologic agent of fifth disease. A)
  145. 145. Herpes simplex B)
  146. 146. Herpes zoster C)
  147. 147. HHV-6 D)
  148. 148. Parvovirus E)
  149. 149. Poxvirus 25)
  150. 150. The etiologic agent of roseola. A)
  151. 151. Herpes simplex B)
  152. 152. Herpes zoster C)
  153. 153. HHV-6 D)
  154. 154. Parvovirus E)
  155. 155. Poxvirus
  156. 156. 26)
  157. 157. The etiologic agent of fever blisters. A)
  158. 158. Herpes simplex B)
  159. 159. Herpes zoster C)
  160. 160. HHV-6 D)
  161. 161. Parvovirus E)
  162. 162. Poxvirus 27)
  163. 163. Used to treat epidemic herpetic keratitis. A)
  164. 164. Penicillin B)
  165. 165. Sulfonamide C)
  166. 166. Trifluridine D)
  167. 167. Fungicide E)
  168. 168. None of the above 28)
  169. 169. Used to treat smallpox. A)
  170. 170. Penicillin B)
  171. 171. Sulfonamide C)
  172. 172. Trifluridine D)
  173. 173. Fungicide E)
  174. 174. None of the above 29)
  175. 175. Used to treat sporotrichosis. A)
  176. 176. Penicillin B)
  177. 177. Sulfonamide C)
  178. 178. Trifluridine D)
  179. 179. Fungicide E)
  180. 180. None of the above 30)
  181. 181. Used to treat candidiasis. A)
  182. 182. Penicillin B)
  183. 183. Sulfonamide C)
  184. 184. Trifluridine D)
  185. 185. Fungicide E)
  186. 186. None of the above
  187. 187. 31)
  188. 188. Scabies is a skin disease caused by A)
  189. 189. A slow virus. B)
  190. 190. A protozoan. C)
  191. 191. A mite. D)
  192. 192. A bacterium. E)
  193. 193. A prion. 32)
  194. 194. Scabies is transmitted by A)
  195. 195. Fomites. B)
  196. 196. Food. C)
  197. 197. Water. D)
  198. 198. Soil. E)
  199. 199. None of the above. 33)
  200. 200. A patient has pus-filled vesicles and scabs on her face, throat, and lower back. She most likely has A)
  201. 201. Measles. B)
  202. 202. Mumps. C)
  203. 203. Chickenpox. D)
  204. 204. Rubella. E)
  205. 205. Smallpox. 34)
  206. 206. Which of the following leads to all the others? A)
  207. 207. Toxemia B)
  208. 208. Scalded skin syndrome C)
  209. 209. Staphylococcal infection D)
  210. 210. TSST-1 E)
  211. 211. Sudden drop in blood pressure 35)
  212. 212. Herpes gladiatorium is transmitted by A)
  213. 213. Direct contact. B)
  214. 214. The respiratory route. C)
  215. 215. The fecal-oral route. D)
  216. 216. Insect bites. E)
  217. 217. All of the above.
  218. 218. 36)
  219. 219. The patient has a papular rash. Microscopic examination of skin scrapings reveals small 8-legged animals. A)
  220. 220. Candida B)
  221. 221. Microsporum C)
  222. 222. P. aeruginosa D)
  223. 223. S. aureus E)
  224. 224. Scabies 37)
  225. 225. The has vesicles and scabs over her forehead. Microscopic examination of skin scrapings shows gram-positive cocci patient in clusters. A)
  226. 226. Candida B)
  227. 227. Microsporum C)
  228. 228. P. aeruginosa D)
  229. 229. S. aureus E)
  230. 230. Scabies 38)
  231. 231. The patient has scaling skin on his fingers. Conidiospores are seen in microscopic examination of skin scrapings. A)
  232. 232. Candida B)
  233. 233. Microsporum C)
  234. 234. P. aaeruginosa D)
  235. 235. S. aureus E)
  236. 236. Scabies 39)
  237. 237. A 45- male has pus-filled vesicles distributed over his back in the upper right quadrant, over his right shoulder, and year-old upper right quadrant of his chest. His symptoms are most likely due to A)
  238. 238. Candida albicans. B)
  239. 239. Herpes simplex virus. C)
  240. 240. Staphylococcus aureus. D)
  241. 241. Streptococcus pyogenes. E)
  242. 242. Varicella- zoster virus. 40)
  243. 243. A 35- female has a red, raised rash on the inside of her thighs. Gram-stained skin scrapings show large budding cells year-old with pseudohyphae. The infection is caused by A)
  244. 244. Candida albicans. B)
  245. 245. Herpes simplex virus. C)
  246. 246. Staphylococcus aureus. D)
  247. 247. Streptococcus pyogenes. E)
  248. 248. Varicella- zoster virus.
  249. 249. 41)
  250. 250. Cytoplas inclusions were observed in a fetus that died in utero after 6 months' gestation. The probable cause of the fetus's mic death was A)
  251. 251. Fifth disease. B)
  252. 252. Herpes simplex. C)
  253. 253. Measles. D)
  254. 254. Staphylococcus aureus. E)
  255. 255. Streptococcus pyogenes. 42)
  256. 256. Assume partner swabs the side of his face and used the swab to inoculate a nutrient agar plate. The next day, he that your performs a Gram stain on the colonies. They are gram-positive cocci. You advise him that he should next look lab for A)
  257. 257. An acid-fast reaction. B)
  258. 258. A coagulase reaction. C)
  259. 259. Conidiospores . D)
  260. 260. Pseudohyphae . E)
  261. 261. Pseudopods. 43)
  262. 262. Which of the following is incorrectly matched? A)
  263. 263. Chickenpox  Poxvirus B)
  264. 264. Conjunctivitis  Chlamydia trachomatis C)
  265. 265. Conjunctivitis  Pseudomonas D)
  266. 266. Infected tissue fluoresces  Dermatomycosis E)
  267. 267. Opportunistic infection in AIDS patients  Candidiasis 44)
  268. 268. A 17- male has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This year-old infection is A)
  269. 269. Acne. B)
  270. 270. Boils. C)
  271. 271. Carbuncles. D)
  272. 272. Impetigo. E)
  273. 273. Pimples. 45)
  274. 274. A 17- male has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This year-old infection is caused by A)
  275. 275. Acanthamoeba. B)
  276. 276. Herpes simplex virus. C)
  277. 277. Propionibacteri um acnes. D)
  278. 278. Staphylococcus aureus. E)
  279. 279. Streptococcus pyogenes.

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