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microbiology > GRAM-POSITIVE ORGANISMS III > Flashcards

GRAM-POSITIVE ORGANISMS III Flashcards

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Biology 101 flashcards
1
Q

endospore enters at some minor skin lessions and occurs 90% cases in humans

A

Cutaneous anthrax

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2
Q

by ingestion of undercooked food containing anthrax endospore (rare in humans)

A

Gastrointestinal anthrax

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2
Q

endospore inhaled into lungs
most dangerous form of anthrax in humans

A

Inhalation Anthrax

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3
Q

Food poisoning (Fried rice syndrome)

A

Bacillus cereus

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4
Q

heat stable toxin

A

Vomitus form

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5
Q

heat labile toxin

A

Diarrheal form

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6
Q

isolated from debrided tissue of a compound fracture in 7 year old Margaret Tracy

A

Bacillus subtilis

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7
Q

– causes UTI, wound infection
– produces “bacitracin”

A

Bacillus subtilis

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8
Q
  • anaerobic, Gram-positive bacteria
  • inhabit soils and the intestinal tracts of animals, including humans
  • This genus includes several significant human pathogens, including the causative agents of botulism and tetanus.
A

clostridium

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9
Q

causes botulism(rare but serious condition caused by a toxin that attacks the body’s nerves

A

Clostridium botulinum

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10
Q

most common Clostridium botulinum

A

Infant botulism

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11
Q

– tetanus
– acquired through wound from soil

A

Clostridium tetani

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12
Q

gas gangrene (non healing wound with formation of gas-bubbling/foul odor

A

clostridium perfringens

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13
Q

clostridium perfringens tx:

A

amputation, hyperbaric O2 chamber, maggot therapy

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14
Q

– “Kleb-Loeffler’s baccilus”
– causes Diphtheria (Bull-neck appearance)

A

Corynebacterium diphtheria

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15
Q

causes Diphtheria (Bull-neck appearance)

A

corynebacterium diphtheria

16
Q

Chinese character-like growth used in cultivation of corynebacterium diphtheria

A

Loeffler’s serum

17
Q

to determine susceptibility to
diphtheria

A

SCHICK’S TEST

18
Q

black colonies

A

TELLURITE AGAR

19
Q

TELLURITE AGAR vaccines:

A

DTP (diphtheria, tetanus, pertussis)

microbiology (17 decks)

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