question
All of the following are associated with enterbacteriaceae EXCEPT
A. Facultative anaerobe
B. Stereotyped according to O, K, H
C. All enterics are CAT+ & OX-
D. Lactose fermentation
A. Facultative anaerobe
B. Stereotyped according to O, K, H
C. All enterics are CAT+ & OX-
D. Lactose fermentation
answer
Lactose fermentation
question
T/F: Enteric bacteria sometimes cause diharrea
answer
True
question
What soil bacterium produces 50% of antibiotics
answer
Streptomyces
question
What organism is part of women's vaginal NF and can cause neonatal meningitis in infants.
answer
Staphylococcus galactiae
question
What does the host produce in order to increase phagocytosis of encapsulated bacteria.
answer
Antibiotics
question
Opsonization is the process by which...?
answer
...
question
Which of the following pathogens are virulent only if encapsulated?
A. Klebsiella pneumoniae
B. Bacillus anthracis
C. Streptococcus pneumoniae
D. Haemophilus Influenzae type b
A. Klebsiella pneumoniae
B. Bacillus anthracis
C. Streptococcus pneumoniae
D. Haemophilus Influenzae type b
answer
All of these
question
What are the causative agents for the pneumonia
answer
...
question
Aerotolerant anaerobes
answer
...
question
Immunocompromised
answer
...
question
Type III Secretion System
answer
...
question
Pathogenicity islands
answer
...
question
Explain why food poisoning can occur more rapidly than infection
answer
...
question
List 5 diseases for Staphylococcus aureus
answer
...
question
EHEC & what type of diarrhea
answer
...
question
ETEC & what type of diarrhea
answer
...
question
EPEC & what type of dairrhea
answer
...
question
EIEC & what type of diarrhea
answer
...
question
EAggEC & what type of diarrhea
answer
...
question
Pilin, Opa protein, and LOS help them attach to epithelial cells of the distal urethra or cervix and multiply.
answer
...
question
M protein is a central player in pathogenisis. M protein is required for virulence and there are over 100 different M proteins. (serotypes)
answer
...
question
A capsule that enhances the ability of the organisms to resist host defense mechanisms, such as complement-medicated killing in the bloodstream. This allows these organisms to grow to high numbers in the blood.
answer
...
question
This organism synthesizes a capsule containing both positive and negative charges. This capsule stimulates an immune response in the host that leads to intra-abdominal abscess formation.
answer
...
question
This toxin permanently activates adenylate cyclase which make more cAMP and results in disruption of the actives of the mucosal ion pumps. This causes watery diarrhea and dehydration.
answer
...
question
Production of many virulence factors including coagulase, exfoliatin, superantigens, and other exotoxins
answer
...
question
This organisms is non-invasive, but its shiga like toxins can destroy mucosal cells.
answer
...
question
This organism has a great ability to resist destruction by stomach acid and invades the mucosal cells of the large intestine, but the invasion does not progress to become a systemic invasion
answer
...
question
This organism causes a systemic infection with bacteremia. After the organism penetrates through the intestinal mucosa, it is taken up by macrophages and dendritic cells and delivered to the spleen and liver.
answer
...
question
The capsule is the main virulent factor of the organism. The bacteria causes disease not by exotoxins, but by causing an overwhelming inflammatory response.
answer
...
question
Neonatal ophthalmia is serious conjunctivitis caused by the bacterium __________ and is contracted as an infant passing down the birth canal of an infected mother.
answer
...
question
Which of the following are encapsulated organisms?
A. Neisseria meningitidis
B. Streptococcus pneumoniae
C. Bacteroides fragilis
D. A & B
E. A, B, C
A. Neisseria meningitidis
B. Streptococcus pneumoniae
C. Bacteroides fragilis
D. A & B
E. A, B, C
answer
...
question
Streptokinase, coagulase, and hemolysins are all examples of:
answer
...
question
All of the following virulence factors are produced by pathogenic E. Coli except
A. heat stable toxin
B. heat liable toxin
C. Type III secretion
D. Shiga like toxin
E. All of these are produced by E.coli
A. heat stable toxin
B. heat liable toxin
C. Type III secretion
D. Shiga like toxin
E. All of these are produced by E.coli
answer
...
question
Lipopolysaccharaides in the outer membrane of the Enterobacteriaceae used for antigen classification are collectively known as ____ antigens
answer
...
question
Most gastrointestinal infections (diarrhea) are treated with ____?
answer
...
question
Name the 7 F's
answer
Fingers
Fomite
Family
Feces
Flies
Fornication
Fluids
Fomite
Family
Feces
Flies
Fornication
Fluids
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