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Microbiology Exam 2 > bacterial diseases of skin pt 2 > Flashcards

bacterial diseases of skin pt 2 Flashcards

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1
Q

name the 4 stages of acne

A
  1. normal skin
  2. whitehead
  3. blackhead
  4. postule formation
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2
Q

pathogen of acne

A

propiobacterium acnes

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3
Q

% of adolscents and young adults with acne

A

85%

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4
Q

what kind of disease is cat scratch disease

A

bacterial

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5
Q

what is required to get cat scratch disease

A

broken skin by infected cat

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6
Q

symptoms of cat scratch disease

A

bumple or blister at sight of injury
lymph node swelling near injury
malaise

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7
Q

pathogen of cat scratch disease

A

bartonella henselae

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8
Q

what is the primary virulence factor of Cat Scratch disease

A

endotoxin

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9
Q

What type of disease is pseudomonas infection

A

bacterial

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10
Q

sign/symptoms pseudomonas infection

A

purulent matter

blue green pigment called PYOCYANIN

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11
Q

Who is likely to develop pseudomonas infection

A

2/3 of burn victims

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12
Q

pseudomonas infection pathogen

A

pseudomonas aeruginosa

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13
Q

Why does pseudomonas infection usually attack burn victims

A

opportunistic infection

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14
Q

Main characteristic of pseudomonas infection

A

pyocyanin discoloration

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15
Q

Tx of pseudomonas infect.

A

difficult due to multidrug resistance

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16
Q

prevention of pseudomonas infect.

A

difficult, but infections don’t usually occur in healthy individuals

17
Q

Rocky Mountain Spotted Fever is what kind of disease

A

bacterial

18
Q

characteristics of RMSF

A

NON ITCH

rash all over body but also on SOLES and HANDS

19
Q

what will 50% of RMSF develop

A

petechiae

20
Q

pathogen of RMSF

A

rickettsia rickettsii

21
Q

most or least common rickettsial illness

A

most severe and common

22
Q

RMSF transmitted to humans from rodents via…

A

tick bite (vector)

23
Q

majority of RMSF reports are during what part of year

A

summer: june and july

24
Q

TX of RMSF

A

early, 5% will still die

25
Q

what is painless swollen crusty black ulcer

A

eschar

26
Q

sign/symptom of cutaneous anthrax

A

painless, raised nodule, black, crusty ulcer called eschar

27
Q

what does releasing anthrax into the blood prod.

A

toxemia

28
Q

anthrax is fatal is what% of ppl

A

20%

29
Q

pathogen of anthrax

A

bacillus anthracis

30
Q

how to get anthrax….

A

direct contact w/ anthrax spore (animal, animal hair, wool, or hide)

31
Q

prevention of anthrax

A

vaccination of animal- not done routinely

Microbiology Exam 2 (3 decks)

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