Question 1

Debridement of diseased tissue is important in the care of patients with gas gangrene.

Accepted Answer

A) True 
 B)False

Question 2

Which form of anthrax involves a black eschar on the skin?

Accepted Answer

A)  pulmonary
B)  gastrointestinal
C)  cutaneous
D)  All of the choices are correct.
E)  None of the choices are correct.F) None of the above
G) D) and E)

Question 3

Compare and contrast primary tuberculosis, secondary tuberculosis, and extrapulmonary tuberculosis.

Accepted Answer

Primary tuberculosis, secondary tubercul...

Question 4

Lepromatous leprosy:

Accepted Answer

A)  can cause lepromas.
B)  is the most disfiguring.
C)  pathogen grows extensively in cooler body areas, such as nose, ears, testes.
D)  complications include secondary infections, kidney, or respiratory failure.
E)  includes all of these choices.F) B) and E)
G) A) and E)

Question 5

Botox injections contain botulin toxin.

Accepted Answer

A) True 
 B)False

Question 6

Production of enterotoxin is a characteristic of:

Accepted Answer

A)  Clostridium botulinum.
B)  Clostridium perfringens.
C)  Clostridium difficile.
D)  Clostridium tetani.
E)  All of the choices are correct.F) C) and E)
G) B) and D)

Question 7

Botulism is often referred to as lockjaw.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following pertains to diphtheria?

Accepted Answer

A)  it results in meningitis.
B)  symptoms include vomiting and diarrhea.
C)  it can be transmitted from mother's birth canal to neonate.
D)  it is prevented by the DTaP immunization.
E)  All of the choices are correct.F) All of the above
G) B) and E)

Question 9

Hyperbaric treatment involves putting patients in a chamber that has a higher amount of _____.

Accepted Answer

The answer of Hyperbaric treatment involves putting patients in a...

Question 10

All of the following are true about diphtheria toxin, except:

Accepted Answer

A)  it inhibits cellular protein synthesis.
B)  it must be neutralized with antitoxin.
C)  it primarily targets the heart and nerves.
D)  it is an exotoxin.
E)  antitoxin (DAT)  comes from immunized human plasma donors.F) D) and E)
G) A) and D)

Question 11

When the centers of tubercles break down into _____ lesions, they gradually heal by calcification that replaces normal lung tissue.

Accepted Answer

The answer of When the centers of tubercles break down...

Question 12

What is the causative agent of Farmer's Lung and Bagossis?

Accepted Answer

A)  Actinomyces israelii
B)  Nocardia
C)  Mycobacterium tuberculosis
D)  Bacillus anthracis
E)  Clostridium perfringensF) A) and B)
G) All of the above

Question 13

Treatment and control of anthrax includes:

Accepted Answer

A)  use of antimicrobics, such as ciprofloxacin for active cases.
B)  vaccination of livestock.
C)  toxoid for military and those with occupational exposure.
D)  proper disposal of animals that have died from anthrax.
E)  All of the choices are correct.F) A) and B)
G) D) and E)

Question 14

What is the usual cause of pseudomembranous colitis?

Accepted Answer

A)  improperly home-preserved foods containing botulin toxin
B)  eating unpasteurized dairy containing Listeria monocytogenes
C)  handling infected animals contaminated with E.rhusiopathiae
D)  therapy with broad-spectrum antibiotics leading to superinfection by C.difficile
E)  living in close contact with someone infected with C.perfringensF) A) and B)
G) C) and E)

Question 15

Production of a neurotoxin that binds to target sites on spinal cord neurons responsible for inhibiting skeletal muscle contraction is a characteristic of:

Accepted Answer

A)  Clostridium botulinum.
B)  Clostridium perfringens.
C)  Clostridium difficile.
D)  Clostridium tetani.
E)  All of the choices are correct.F) B) and E)
G) All of the above

Question 16

Formation of a pseudomembrane in the back of the throat is seen in:

Accepted Answer

A)  diphtheria.
B)  listeriosis.
C)  tuberculosis.
D)  erysipeloid.
E)  botulism.F) A) and C)
G) B) and E)

Question 17

Listeria monocytogenes does not grow in refrigerated foods.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following pertains to both tetanus and foodborne botulism?

Accepted Answer

A)  it occurs when spore-contaminated soil enters deep wounds
B)  it is caused by enterotoxins of the pathogen
C)  exotoxin blocks acetylcholine release
D)  nausea and diarrhea are symptoms
E)  treatment involves antitoxin therapyF) C) and D)
G) All of the above

Question 19

Which is not a characteristic of Nocardia?

Accepted Answer

A)  it can be transmitted by respiratory droplets.
B)  it can cause pneumonia with symptoms similar to tuberculosis.
C)  they are filamentous rods that grow in clusters called sulfur granules in infected tissue.
D)  it lives in the soil.
E)  it causes most cases in the immunocompromised.F) A) and D)
G) B) and D)

Question 20

Using specific examples, discuss how gram positive bacilli are divided into major genera.At the very least include the oxygen requirements, sporulation characteristics, and acid-fast test results.

Accepted Answer

The answer of Using specific examples, discuss how gram positive...

Exam 19: The Gram-Positive Bacilli of Medical Importance

Listeria monocytogenes does not grow in refrigerated foods.

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Debridement of diseased tissue is important in the care of patients with gas gangrene.

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Formation of a pseudomembrane in the back of the throat is seen in:

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What is the causative agent of Farmer's Lung and Bagossis?

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Which form of anthrax involves a black eschar on the skin?

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Which of the following pertains to both tetanus and foodborne botulism?

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Lepromatous leprosy:

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Botulism is often referred to as lockjaw.

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Using specific examples, discuss how gram positive bacilli are divided into major genera.At the very least include the oxygen requirements, sporulation characteristics, and acid-fast test results.

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Hyperbaric treatment involves putting patients in a chamber that has a higher amount of _____.

Correct AnswerverifiedShow Answer

Compare and contrast primary tuberculosis, secondary tuberculosis, and extrapulmonary tuberculosis.

Correct AnswerAnswered by ExamLex AIPrimary tuberculosis, secondary tubercul...View AnswerShow Answer

Botox injections contain botulin toxin.

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Production of a neurotoxin that binds to target sites on spinal cord neurons responsible for inhibiting skeletal muscle contraction is a characteristic of:

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Treatment and control of anthrax includes:

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What is the usual cause of pseudomembranous colitis?

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When the centers of tubercles break down into _____ lesions, they gradually heal by calcification that replaces normal lung tissue.

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Which is not a characteristic of Nocardia?

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All of the following are true about diphtheria toxin, except:

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Production of enterotoxin is a characteristic of:

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Which of the following pertains to diphtheria?

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Primary tuberculosis, secondary tubercul...
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