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Microbiology Test #4-chapter 11,12,13-bideshi @cbu

152 Questions
Microbiology Quizzes & Trivia

MICROBIOLOGY Test #4, SYMPTOMS NAME ORGANISM TREATMENT PREVELANCE

Questions and Answers
  • 1. 
    What is known as the "Clap"?
    • A. 

      Treponema Pallidum

    • B. 

      Klebsiella granulomatis

    • C. 

      Chlamydia trachomatis

    • D. 

      Neisseria gonorrhea

  • 2. 
    Organism that causes Chlamydia?
  • 3. 
    Organism that causes syphilis?
  • 4. 
    Hard Chancre Seeps clear fluid Heals within 3 weeks Are all symptoms of what orgamism? _________  ____________
    • A. 

      Tetiary Syphilis

    • B. 

      Primary Syphilis

    • C. 

      Secondary Syphilis

    • D. 

      Latent Syphilis

  • 5. 
    Teponema pallidum organis is in the shape of rods?
    • A. 

      True

    • B. 

      False

  • 6. 
    Treatment for Treponema pallidum is?
    • A. 

      Doxycucline

    • B. 

      Tetracycline

    • C. 

      Antibiotics

    • D. 

      Penicillin

  • 7. 
    Gram (-) diplococci, kidney shape, name the organism?__________
  • 8. 
    Treatment for Lymphogranuloma venereum (LGV)?
    • A. 

      Azithromycin

    • B. 

      Doxycycline

    • C. 

      Penicillin

    • D. 

      Ciproflaxin

  • 9. 
    Secondary Syphilis has symptoms: flu like palms of soles and feet have a rash death can result if untreated copper colored skin rash
    • A. 

      True

    • B. 

      False

  • 10. 
    Inflammation of the kidneys?
    • A. 

      Salpingitis

    • B. 

      Pyelenophritis

    • C. 

      Prostatitis

    • D. 

      Urethritis

  • 11. 
    Inflammation of the fallopian tubes?___________
  • 12. 
    Treatment for Chlamydia?
    • A. 

      Doxycycline, erythomycin

    • B. 

      Pencillin, erythromycin

    • C. 

      Ciproflaxin, amoxicillin

    • D. 

      Doxycycline, penicillin

  • 13. 
    Symptoms of Chlamydia include: painful urination watery discharge discharge
    • A. 

      True

    • B. 

      False

  • 14. 
    Haemophilus ducrey, is a gram (-) coccobacilli? Name the disease?
    • A. 

      Chancroid

    • B. 

      Gonorrhea

    • C. 

      Syphillis

    • D. 

      Pneumonia

  • 15. 
    Symptoms of Haemophilus ducrey include: Gummas Damage to the central nervous system
    • A. 

      True

    • B. 

      False

  • 16. 
    Azithromycin Erythormycin Ceftriazone All are treatments used for what disease?
    • A. 

      Chancroid

    • B. 

      Gonorrhea

    • C. 

      Syphillis

    • D. 

      Chlamydia

  • 17. 
    Symptoms include: Salpingitis PID Opthalmia Pneumonia infertitlity, etopic pregnancy
    • A. 

      Syphillis

    • B. 

      Chlamydia

    • C. 

      Gonorrhea

    • D. 

      Chancroid

  • 18. 
    Obligate intracellular parasite non-gonococcal urethritis 15-24 years old 2 phases- infectious elementary body, non-infectious reticulate body
    • A. 

      Chlamydia trachomatis

    • B. 

      Treponema pallidum

    • C. 

      Granuloma inguinale

    • D. 

      Haemophilus ducreyi

  • 19. 
    Fever, swelling and tenderness of the groin lymph nodes. Prevalence: C & S America, SE Asia
    • A. 

      Granuloma inguinale

    • B. 

      Treponema Pallidum

    • C. 

      Haemophilus ducreyi

    • D. 

      Lymphogranuloma venereum (LGV)

  • 20. 
    Symptoms include: begins with nodules>lead to ulcers>bleed easily>lymph nodes Fever absent
    • A. 

      Chlamydia

    • B. 

      Gonorrhea

    • C. 

      Granuloma inguinale

    • D. 

      Ureaplasmal urethritis

  • 21. 
    Name the organism that causes Granuloma inguinale?
  • 22. 
    Treatment for Donovanosis?
    • A. 

      Tetracycline

    • B. 

      Penicillin

    • C. 

      Erythromycin

    • D. 

      Doxycycline

  • 23. 
    Klebsiella granulomatis  has a gram (+) cocci.
    • A. 

      True

    • B. 

      False

  • 24. 
    Gonorrhea, is an infection of the urogenital tract.
    • A. 

      True

    • B. 

      False

  • 25. 
    Ureaplasma urealyticum (T-mycoplasma) ****lacks a cell wall the common name is?
    • A. 

      Ureaplasmal urethritits

    • B. 

      Ureaplasmal pneumonia

    • C. 

      Ureaplasmal diseases

    • D. 

      Ureaplasmal prostatitis

  • 26. 
    Ureaplasma urealyticum (T-Mycoplasma) lacks cell wall Symptoms are similar to those similar to gonorrhea and chlamydia but are more severe. Treatment: Penicillin
    • A. 

      True

    • B. 

      False

  • 27. 
    Ureaplasmal urethritis, can colonize the placenta during pregnancy, miscarriage, premature birth.
    • A. 

      True

    • B. 

      False

  • 28. 
    Urethritis Cystitis Prostatitis Pyelonephritits Are all similar inflammatory symptoms of what infections?
    • A. 

      Respiratory infections

    • B. 

      Urinary tract infections

    • C. 

      Prostate infections

    • D. 

      Fallopian tube infections

  • 29. 
    Urinary tract infections are caused by viruses and the treatment is penicillin.
    • A. 

      True

    • B. 

      False

  • 30. 
    Treament includes: Ceftriaxone & tetracycline PPNG(Penicillinase producing Neisseria gonorrhea) (beta-lactamase) gene located on plasma
    • A. 

      Ureaplasma urealyticum

    • B. 

      Neisseria gonorrhea

    • C. 

      Disseminated Gonococcal Infection(DGI)

    • D. 

      Chlamydia

  • 31. 
    Death in women who become pregnant, Bacteria can spread to the blood stream and infect the joints, heart valves and brain. DGI(Disseminated gonococcal infection)
    • A. 

      True

    • B. 

      False

  • 32. 
    Non-specific vaginitis & Non-gonococcal urethritis include what kind of treatment?
    • A. 

      Penicillin

    • B. 

      Tetracycline

    • C. 

      Doxycycline

    • D. 

      Erythromycin

  • 33. 
    Contact diseases are caused by?____________ ______________ _______________
  • 34. 
    _________________in the skin protects deeper layers.
  • 35. 
    Proprionibacterium acnes is also known as?
    • A. 

      Acne, the most common skin disease worldwide.

    • B. 

      Acne, the most common skin disease in the U.S.

    • C. 

      Acne, the most common skin disease in Asia.

    • D. 

      Acne, the most common skin disease in all of the above.

  • 36. 
    Proprionibacterium acnes is a?
    • A. 

      Gram - rod

    • B. 

      Gram + rod

    • C. 

      Gram + cocci

    • D. 

      Gram - cooci

  • 37. 
    Types of COMEDONES? Description for Open:
    • A. 

      Whiteheads(pimple)non-oxidized materials

    • B. 

      Blackheads-modified sebum darkens at it oxidizes

    • C. 

      Whiteheads-modified sebum darkens as it oxidezes

    • D. 

      Blackheads- (pimple) non-oxidized materials

  • 38. 
    Plugged glands are also called?__________
  • 39. 
    Treatment for Acne is: Harsh soaps, hydrogen peroxide; Retin B
    • A. 

      True

    • B. 

      False

  • 40. 
    Protective Barrier: Epidermis, Keratin, Acid mantle, Salt (sweat)
    • A. 

      True

    • B. 

      False

  • 41. 
    With regards to Microbiota in the skin; Molecules/cells: Defensins Dendritic (Langerhans) cells
    • A. 

      True

    • B. 

      False

  • 42. 
    Cornynebacterium Staphylococcus Acinetobacter are all examples of normal Microbiota in the skin.
    • A. 

      True

    • B. 

      False

  • 43. 
  • 44. 
    Exotoxins can include what?
    • A. 

      Folliculitis, Abscess, Impetigo

    • B. 

      Impetigo Furuncle, Carbuncle

    • C. 

      Abscess, Carbuncle, Folliculitis

    • D. 

      All of the above

  • 45. 
    _________________ is a diffuse inflammation of connective tissue with severe inflammation of dermal and subcutaneous layers of the skin.
  • 46. 
    What is a circumscribed pus-filled lesion?
    • A. 

      Abscesses

    • B. 

      Boil(furuncle)

    • C. 

      Scalded skin (Ritter's) syndrome

    • D. 

      Impetigo contagiosum

  • 47. 
    What causes infants;red; wrinkled; tender skin
    • A. 

      Abscesses

    • B. 

      Boil (furuncle)

    • C. 

      Scalded skin (Ritter's) syndrome

    • D. 

      Carbuncles

  • 48. 
    Superficial, thin walled blister is known as Boil (furuncle).
    • A. 

      True

    • B. 

      False

  • 49. 
    Treatments for Staphylococcus skin diseases include:
    • A. 

      Beta-lactams (penicillin and cephalosporins)

    • B. 

      TDap

    • C. 

      Dioxycycline

    • D. 

      Tetracycline

  • 50. 
    Erythromycin is used for MRSA?
    • A. 

      True

    • B. 

      False

  • 51. 
    Rapid-rising fever/circulatory collapse vomiting severe diarrhea sore throat, muscle aches sunburn like rash with peeling of skin
    • A. 

      Toxic shock syndrome (superantigen TSS1)exotoxin

    • B. 

      Toxic shock syndrome (superantigen TSSI)endotoxin

    • C. 

      Toxic shock syndrome (supraantigen TSS1) exotoxin

    • D. 

      None of the above

  • 52. 
    Treatment of Toxic Shock Syndrome:
    • A. 

      Penicillin, blood transfusion, semisynthetic clindamycin

    • B. 

      Penicillin, doxycycline, blood transfusion, tetracycline

    • C. 

      Penicillin, antibiotics, blood tranfusion doxycycline

    • D. 

      Use a wide range of all of the above

  • 53. 
    Streptococcal diseases can be asymptomatic to mild.
    • A. 

      True

    • B. 

      False

  • 54. 
    Streptococcus pyogenes is hemolytic on blood agar.
    • A. 

      True

    • B. 

      False

  • 55. 
    Group B strep (GAS) attach to cells and secrete toxins.
    • A. 

      True

    • B. 

      False

  • 56. 
    Group A strep causes:_______________ ________ _______________
  • 57. 
    ___________acute infection of the dermis resulting in inflammation/redining of the skin.
    • A. 

      Folliculitis

    • B. 

      Abscess

    • C. 

      Furuncle

    • D. 

      Erysipelas

  • 58. 
    Cat scratch (fever) disease is caused by what organism?
    • A. 

      Pasteurella multocida

    • B. 

      Bartonella henselae

    • C. 

      Klensiella pneumonia

    • D. 

      Treponema pallidum

  • 59. 
    Pasteurella multocida is a gram - cocci; causes mad cow disease.
    • A. 

      True

    • B. 

      False

  • 60. 
    Local redness, warmth, swelling and tenderness; abscesses. caused by this gram - rod, Pasteurella multocida.
    • A. 

      True

    • B. 

      False

  • 61. 
    Also called sodoku.
    • A. 

      Mycobacterium leprae

    • B. 

      Spirillum minus

    • C. 

      Tuberculoid

    • D. 

      Anthrax bacillus

  • 62. 
    Sodoku is primarily found in?
    • A. 

      Africa

    • B. 

      United Kingdom

    • C. 

      Asia

    • D. 

      South America

  • 63. 
    Treatment for sodoku is?
    • A. 

      Penicillin, erythromycin, tetracycline

    • B. 

      Penicillin, tetracycline, ceftriazone

    • C. 

      Broad spectrum of antibiotics

    • D. 

      Azithromycin, erythromycin, tetrecycline

  • 64. 
    In the USA Acinobacillus muris ( formerly Streptobacillus moniliformis) Gram-negative rod is also called____________ __________ ______________?
  • 65. 
    Triad of symptoms for Acinobacillus muris
    • A. 

      Prolonged fever, skin rash, frequent urination.

    • B. 

      Swollen eyes, flu like symptoms

    • C. 

      Back and join pain;skin rash; prolonged fever

    • D. 

      Painful urination and headaches

  • 66. 
    Infects the skin and peripheral nerves, deformities due to lack of pain sensation.
    • A. 

      Mycobacterium leprae

    • B. 

      Clostridium difficile

    • C. 

      Haemophilus influenzeIII

    • D. 

      Treponema pallidum

  • 67. 
    95% of the Worlda population has natural immunity to this disease. Also known as Hansen's Disease.
  • 68. 
    Screening test for Leprosy (Hansen's Disease)?
  • 69. 
    Tumor like growth on skin_________
  • 70. 
    Has affinity for Schwann Cells which surround nerve axons.
  • 71. 
    M. leprae cannot pass through intcact skin.
    • A. 

      True

    • B. 

      False

  • 72. 
    Nodular Type of leprosy usually involves the forehead with loss of the eyebrows
    • A. 

      True

    • B. 

      False

  • 73. 
    Presentss as multiple infiltrated papules and plaques.
    • A. 

      Lepromatous leprosy

    • B. 

      Diffuse Type

    • C. 

      Nodular Type

    • D. 

      All of the above

  • 74. 
    95% of the World population is immune from Lepromatous Leprosy (multibacillary leprosy) .
    • A. 

      True

    • B. 

      False

  • 75. 
    PGL-1 triggers uptake of M. leprae by Schwann cells.
    • A. 

      True

    • B. 

      False

  • 76. 
    ____________typically shows damage to adjacent peripheral nerves with resulting neuropathic ulceration and traumatic amputation of the toes and fingers or marked flexion contractures of the fingers.
  • 77. 
    Limited skin lesions(<5) smear test show absence of organisms skin test show positive Not contagious: possible because of low baterial load
  • 78. 
    Treatment for Leprosy?
    • A. 

      Penicillin, Dapsone, Doxycycline

    • B. 

      Dapsone, Rifampicin, Clofazimine

    • C. 

      Ofloxacin, Minocycline

    • D. 

      Multi Drug Therapy and B & C

  • 79. 
    Haemophilus influenze III (H. aegypticus) is also known as?
  • 80. 
    Neisseria gonorrhea Chlamydia trachomatis cause blindness in newborn children passing it through birth canal.
    • A. 

      True

    • B. 

      False

  • 81. 
    Trachoma can lead to blindness. 500,000,000 infections mostly in children
    • A. 

      True

    • B. 

      False

  • 82. 
    Yaws is spread person to person and has bloody lesion the has a "raspberry" color.
    • A. 

      Treponema pertenue

    • B. 

      Conjuctivitis

    • C. 

      M. Leprae

    • D. 

      Clostridium difficile

  • 83. 
    Organism for Bejel:
  • 84. 
    Organism for Pinta:
  • 85. 
    Pseudomembranous colitis Anaerobic gram + spore forming rod yellowish green pseudomembrane association with antibiotic therapy What is the organism name?
    • A. 

      None of the below

    • B. 

      Escherichia coli

    • C. 

      Clostridium cystitis

    • D. 

      Clostridium difficile

  • 86. 
    _______________________diseases are acquired in a health care setting.
  • 87. 
    Enterobacteriaceae such as E.coli, P. mirabilis and S. aureus are examples of Nosocomial diseases acquired in public restrooms.
    • A. 

      True

    • B. 

      False

  • 88. 
    Methicillin resistant Staphylococcus aureus is also known as MRSA.
    • A. 

      True

    • B. 

      False

  • 89. 
    Bacillus antracis
    • A. 

      Anthrax

    • B. 

      Tetanus

    • C. 

      Gas gangrene

    • D. 

      Leptospirosis

  • 90. 
    Signs and symptoms include: Foul oder and intense pain and swelling at the wound site
    • A. 

      Leptospira interrogans

    • B. 

      Clostridium tetani

    • C. 

      Clostridium perfringens

    • D. 

      Bacillus anthracis

  • 91. 
    Symptoms include: Muscle stiffness in jaw and neck.
    • A. 

      Clostridium tetani

    • B. 

      Bacillus tetani

    • C. 

      Leptospira tetani

    • D. 

      None of the above

  • 92. 
    Spirochaete with a hook on one end undulant movement Organism name       hint:( causes fever and headache) (Weil's disease)
    • A. 

      Clostridium perfringens

    • B. 

      Clostridium tetani

    • C. 

      Leptospira interrogans

    • D. 

      Burkholderia pseudomallei

  • 93. 
    Disease due to stoppage of blood flow, usually as a result of blockage by dead tissue.
  • 94. 
    Cyonecrosis is dead tissue.
    • A. 

      True

    • B. 

      False

  • 95. 
    Known as the "Medical time bomb" Treatment: Doxycycline
    • A. 

      Leptospirosis

    • B. 

      Bubonic Plague

    • C. 

      Tularemia

    • D. 

      Melioidosis

  • 96. 
    Gram - bacilli Bacteria absorbed through contaminate wounds Chronic disease: Abscess in heart,lung, liver, spleen Acute disease: Pneumonia and septicemia Usually Fatal Treatment:  Doxycycline
    • A. 

      Burkholderia pseudomallei

    • B. 

      Francisella tularensis

    • C. 

      Borrelia burgdorferi

    • D. 

      Borrelia hermsil

  • 97. 
    ___________________is a blood disease- Lymph Nodes Swelling Dark-purple splotches from Hemorrhages also observed Bacteria from buboes can spread to bloodstream to cause Septicemia and plague meningitits. 100% fatal if untreated.
    • A. 

      Pneumonic plague

    • B. 

      Bubonic plague

    • C. 

      Sylactic plague

    • D. 

      All of the above

  • 98. 
    Transmitted by respiratory (aerosols) to the respiratory system- 100% mortality if untreated;lung hemorrhaging and cardiovascular collapse.
  • 99. 
    Treatment for Bubinc (black)/Pneumonic plague:
    • A. 

      Penicillin, Tetracycline

    • B. 

      Streptomycin, Tetracycline

    • C. 

      Erythromycin, Streptomycin

    • D. 

      Streptomycin, Doxycycline

  • 100. 
    Plague is transmitted by the rat flea, Xenopsylla cheopsis. Etiologic Agent of Plague: Yersinia pestis
    • A. 

      True

    • B. 

      False

  • 101. 
    Endemic in the southwestern US in wild animals called the Bubonic Plague .
    • A. 

      True

    • B. 

      False

  • 102. 
    Description of Borrelia burgdorferi: Spirocheaete Named after Willy Burgdorfer. Name the common name?
  • 103. 
    Tularemia organism name is? Plague like disease in squirrels 10-50 colony forming units can cause disease transmission by ticks and skinning animals Treatment: Tetracycline or Streptomycin
    • A. 

      Francesco tularensis

    • B. 

      Fransica tularensis

    • C. 

      Franchella tularensis

    • D. 

      Francisella tularenses

  • 104. 
    Deer tick is known as?
    • A. 

      Ixodes scapularis; Ixodes pacificus

    • B. 

      Ixodes oculitis; Ixodes arthritis

    • C. 

      Dermacentor

    • D. 

      Body Louse

  • 105. 
    Rocky Mountain Wood tick?
    • A. 

      None of the below

    • B. 

      Xenopsylla

    • C. 

      Pediculus

    • D. 

      Dermacentor

  • 106. 
    Small "gram-negative bacilli; transmitted by ticks, lice and fleas.
    • A. 

      Rickettsial Arthropodborne Diseases

    • B. 

      Arthropodborne Bacterial Diseases

  • 107. 
    Work by degrading cytoplasmic membrae integrity, causing cell lysis and death.
    • A. 

      Endotoxins,Cytolytic toxins

    • B. 

      Exotoxins; Cytolytic toxins; hemolysins

    • C. 

      Endotoxins; Cytolytic endotoxins; non hemolysins

    • D. 

      None of the above

  • 108. 
    Mexican typhus is also known as : Due to its prevalence in the Southwest .
    • A. 

      Rickettsia typhi

    • B. 

      Rickettsia prowazeckii

    • C. 

      Rickettsia pox

    • D. 

      Scrub typhus

  • 109. 
    R. tsustsugamushi vectored by mites?
    • A. 

      Trench fever

    • B. 

      Ricketsial pox

    • C. 

      Scrub typhus

    • D. 

      Tickborne fevers

  • 110. 
    R. akari; vectored by mites?
    • A. 

      Scrub typhus

    • B. 

      Rickettsial pox

    • C. 

      Tickborne fever

    • D. 

      Rickettsia typhi

  • 111. 
    Epidemic typhus Transmission: by lice feces: Pediculus Infectious agent scratched into skin Intense fever as high as 40C, rash Maculopapular rash first appear on the body trunk; then progess to exptremities. 75% die in epidemics
    • A. 

      Rickettsia rickettsii

    • B. 

      Rickettsia prowazeckii

    • C. 

      Rickettsial pox

    • D. 

      Rickettsia typhi

  • 112. 
    Rocky Mountain spotted fever (RMSF) begins with a characteristic rash on palms and soles. Diagnosis is?
    • A. 

      Willy Burgdorfer test

    • B. 

      Woolsorters disease test

    • C. 

      Weils Disease test

    • D. 

      Weil-Felix test

  • 113. 
    Bull's eye rash begins at the site of the tick bite with fever, aches and pains and flue like symptoms.
    • A. 

      Erythema migrans; lyme disease

    • B. 

      Erythema migrans; cellulitis

    • C. 

      Erythema migrans; vaginitas

    • D. 

      Erythema migrans; typhus

  • 114. 
    Endemic (murine) typhus is transmitted by infected fleas it occurs sporadically.
    • A. 

      True

    • B. 

      False

  • 115. 
    Treatment of Lyme disease:
    • A. 

      Streptomycin

    • B. 

      Penicillin or Doxycycline

    • C. 

      Doxycycline

    • D. 

      Penicillin

  • 116. 
    Treatment of Tularemia?
    • A. 

      Tretracycline

    • B. 

      Doxycycline

    • C. 

      Streptomycin

    • D. 

      Amoxixicillin

  • 117. 
    Murine typhus causative agent is Rickettsia rickettsii. Treatment is Doxycycline.
    • A. 

      True

    • B. 

      False

  • 118. 
    Symptoms:  HIgh fever, shaking chills, headaches, sweats. Last for a few days then disappear for about eight days; up to ten relapses may occur
    • A. 

      Endemic- Borrelia hermsii- Transmission by tick from rodents

    • B. 

      Epidemic-Borrelia recurrentis and B turicatae; trans. by louse

    • C. 

      A & B

    • D. 

      Pandemic all of the above

  • 119. 
    Immunization for Lyme disease in humans is LYMErix and LYMEVax in cows.
    • A. 

      True

    • B. 

      False

  • 120. 
    Late Stage- month to years 10% chronic arthiritis; knee and joint swelling  Progression of untreated cases of what disease?
    • A. 

      Syphillis

    • B. 

      Chlamydia

    • C. 

      Typhus

    • D. 

      Lyme

  • 121. 
    Weil-Felix test- Clumping of Proteus OX19 with patients serum.
    • A. 

      True

    • B. 

      False

  • 122. 
    The action of Botulinum Toxin from C. botulinum results is: Flacid Paralysis. Botulinum toxin blocks release of A inhibiting contraction.
    • A. 

      True

    • B. 

      False

  • 123. 
    The Action of Tetanus Toxin from Clostridium tetani Results: Spastic and rigid paralysis, "lock-jaw".
    • A. 

      True

    • B. 

      False

  • 124. 
    Work by stimulating large numbers of immune cells- stimulate immune results Results in extensive inflammation and tissue damage.
    • A. 

      Endotoxin

    • B. 

      Exotoxins

    • C. 

      Superantigen toxins

    • D. 

      Neurotoxins

  • 125. 
    Toxin Shock Syndrome Bacteria such as Staphylococcus aureus and Streptococcus pyogenes. Infection with S.aureus produces classical TSS.
    • A. 

      True

    • B. 

      False

  • 126. 
    Massive cytokine production is induced by what toxin?
    • A. 

      TSST-1

    • B. 

      TSS

    • C. 

      Tetanus Toxin

    • D. 

      Botulinum Toxin

    • E. 

      Endotoxin

  • 127. 
    _______________is a biofilm containing salivary proteins, food debris and bacterial cells and products.
    • A. 

      Plaque

    • B. 

      Dental caries

    • C. 

      Gingivitis

    • D. 

      Periodontal disease

  • 128. 
    _________ ______ can arise from bacteria in dental plaque.
    • A. 

      Periodontal diease

    • B. 

      Gingivitis

    • C. 

      Trench Mouth

    • D. 

      Dental Caries

  • 129. 
    Major cause of dental caries is_________?
    • A. 

      Periodontal disease

    • B. 

      Clostridium perfringes

    • C. 

      Staphylococcus aureus

    • D. 

      Streptococcus mutans

  • 130. 
    This results in tooth decay from: plaque building dietary carbohydrates acidogenic bacteria
    • A. 

      Dental caries

    • B. 

      Plaque

  • 131. 
    Poor oral hygiene leads to increased subgingival plaque which can be populated by bacteria.
    • A. 

      True

    • B. 

      False

  • 132. 
    Trench Mouth: AKA Vincents Angina and ANUG- Acute Necrotizing Ulcerative GIngivitis is caused by what bacteria?
    • A. 

      Bacteriodes

    • B. 

      Fusobacterium

    • C. 

      Spirochaetes

    • D. 

      All of the above

  • 133. 
    The incubation period is the time between: consumption of contaminated material appearance of symptoms
    • A. 

      True

    • B. 

      False

  • 134. 
    Many foodborne and waterborne diseases have a bacterial cause. ______are illnesses in which live bacterial pathogens are ingested and grow in the body.
    • A. 

      Intoxication

    • B. 

      Infections

    • C. 

      Incubation period

    • D. 

      All of the above

  • 135. 
    ____________are illnesses in which bacterial toxins are ingested with food and water.
    • A. 

      Intoxications

    • B. 

      Infections

    • C. 

      Incubation period

  • 136. 
    Epidemiology: Scientific study from which health problems are identified, including the source, cause, and mode of transmission.
    • A. 

      True

    • B. 

      False

  • 137. 
    Food can become contaminated in several ways: *contamination of carcasses *contamination of water *cross-contamination *MIrcrobial growth and improper handling/incubation.
    • A. 

      True

    • B. 

      False

  • 138. 
    Staphylococcus aureus enterotoxin: is a botulism toxin that is heat- liabile. Clostridium botulinum: Produced in food and is thermostable
    • A. 

      True

    • B. 

      False

  • 139. 
    Staphylococcus food poisoning is caused by an exotoxin. Staphylococcus aureus Second to salmonellosis found in potato salads, coleslaw, milk, meats, fish Transmission: Boils and skin abscess, nose Grows at 8C to 45C Heat Stable cannot destroy at 100C/30min Treatment: Hydration Therapy
    • A. 

      True

    • B. 

      False

  • 140. 
    Clostridal food poisoning is caused by the same agent that causes GAS GANGRENE.
    • A. 

      True

    • B. 

      False

  • 141. 
    Bacillus cereus can cause diarrhea or vomiting. Infections usually occur from eating contaminated cooked grains. ***NO FEVEr and RECOVER within 2 days Importance of spores in transmission of disease.
    • A. 

      True

    • B. 

      False

  • 142. 
    Botulism is caused by an exotoxin in improperly canned foods. Clostridium botulinum Most powerful toxin known:  Spores, and inhibits releaase of ACETYLCHOLINE 1 OUNCE CAN ELIMINATE THE US POPULATION.
    • A. 

      True

    • B. 

      False

  • 143. 
    Blepharospasm (eye lid spasm) Unable to open eyes due to abnormal muscle contraction.
    • A. 

      True

    • B. 

      False

  • 144. 
    Cholera can involve enormous fluid loss Vibrio cholerae symptoms: rice water stool Mortality: can be reached 70% if untreated Treatment: Oral rehydration solution (ORS)
    • A. 

      True

    • B. 

      False

  • 145. 
    Typhoid fever involves a blood infection. (Salmonella enterica serotype typhi) acid resistant rose spot on abdomen Fever Lethargy and delerium Treatment: Ceftriaxone Vaccines: Attenuated strains, ViCPS
    • A. 

      True

    • B. 

      False

  • 146. 
    Shigellosis(bacterial dysentery) occurs where sanitary conditions are lacking. Organism:  Shigella Watery diarrhea without blood or mucus. Treatment:  Hydration therapy
    • A. 

      True

    • B. 

      False

  • 147. 
    Shigellosis is a Shiga toxin production in the intestinal epithelium triggers gastroenteritis.  No vaccine is available
    • A. 

      True

    • B. 

      False

  • 148. 
    Montezuma's revenge or Travelers diarrhea is also known as E. coli.
    • A. 

      True

    • B. 

      False

  • 149. 
    Yersinia enterolocitica:
    • A. 

      Found in rivers and lake;fever, diarrhea, abdominal pain

    • B. 

      Commonly found in fish gut; ingestion in raw contaminated fish

    • C. 

      Found in soil and water, transmitted through food, can cause cholera

  • 150. 
    Plesiomona shigelloids: Commonly found in fish gut, ingesting contaminated raw fish.
    • A. 

      True

    • B. 

      False

  • 151. 
    Aeromonas hyrdrophilia: Found in soil and water, transmitted through food can cause both cholera and dysentery-like diarrhea.
    • A. 

      True

    • B. 

      False

  • 152. 
    The danger of Cholera toxin is that it causes fluid loss that thickens the blood, leading to schock and coma. Antibiotics and water hydration therapy are an effective treatment.
    • A. 

      True

    • B. 

      False