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17 Cards in this Set

  • Front
  • Back
All species of Staph...
lack spores
The enzyme that coagulates plasma is...
coagulase
The toxin of Staph aureus strains that causes blisters and desquamation of skin in scalded skin syndrome is...
exfoliative toxin
name 4 infections caused by Staph. aureus.
1. meningitis
2. furuncles and carbuncles
3. toxic shock syndrome
4. scalded skin syndrome
List 4 characteristics of Strep. pyogenes.
1. from an endogenous source
2. secrete streptokinase
3. causes impetigo
4. coats itself with host proteins
Staphylococci can be differentiated from streptococci by the...
catalase test
List 4 conditions caused by Strep. pyogenes.
1. necrotizing fascitis
2. erysipelas
3. impetigo
4. scarlet fever
Is necrotizing fascitis treatable with antimicrobials?
No.
List 4 characteristics of bacillus anthracis.
1. capsule and exotoxins are virulence factors
2.anaerobic
3. reservoir includes infected animal hides
4. sporeformer
Anthrax is transmitted by contact, inhalation and ingestion. TRUE/FALSE
TRUE.
Edward Jenners work involved...
inoculation of dried pus from smallpox pustules into a person to stimulate immunity
Which form of anthrax involves a black eschar on the skin?
cutaneous
Anthrax also called woolsorters disease results from
handling of contaminated hides
List 4 organisms that can infect deeper wound sites and produce exotoxins, enzymes and gas that cause tissue and muscle necrosis.
1. Cl. botulinum
2. Cl. perfringens
3. Cl. difficile
4. Cl. tetani
Leprosy is treated with 12-24 months of antibiotics. TRUE/FALSE
TRUE.
Tuburculoid leprosy causes symmetrical shallow skin lesions with loss of pain sensation. TRUE/FALSE
TRUE.
Keratitis is caused by...
neisseria gonorrhea