Bacteria Part 3 ( Gram - Rods ) Flashcards
What are the gram negative rods in bacteria ? (17)
Rickettsia
Wolbachia
Burkhokderia
Bordetella
Pseudomonas
Escherichia
Salmonella
Shigella
Klebsiella
Serratia
Proteus
Yersinia
Haemophilus
Bdellovibrio
Chlamydias
Bacteroides
Fusobacteria
What’s a slong to help me remember the 17 gram negative rods?
Richard
Wore
Bubble
Boobs,
People
Eagerly
Sat
Sharp
Knitting
Sensing
Pricy
Young
Hot
Bodies
Chatting
Backstage
Fabric
What is rickettsia? How is it transmitted and caused what?
An obligate intercellular parasite
Transmitted by insect
Spotted fevers
What’s the rickettsia pathogen?
Rickettsia rickettsii
What does rickettsia rickettsii cause?
Spotted fever
What is wolbachia? Where does it live? And what does it cause ?
The most common bacterial genus in the world
Live inside insects & invertebrates
Turns male insects into females
What is burkholderia pathogen?
Burkholderia Cepacia
What does b. Cepacia cause? And how do we get it?
Contaminated hospital equipment
Causes cystic fibrosis
What is the bordetella pathogen?
B. Pertussis
What is b.pertussis?
Whooping cough (pertussis)
Is bordetella perussis contagious?
VERY! 2,000 cases year in USA
Is b. Pertussis a virulence factor and how?
Yes
Cause if exotoxin, pertussis toxin & tracheal cytotoxin
What is the 2 exotoxin in b. Pertussis?
Pertussis toxin
Tracheal cytotoxin
Does b. Pertussis have a pili?
Yes
Does b.pertussis have a endotoxin?
Yes
How does pertussis toxin work in b. Pertussis?
Inhibits monocyte migration to infection
How does tracheal cytotoxin work in b. Pertussis ?
Inhibits action of cell cilia
How does the pili work for b. Pertussis?
Adherence to respiratory tract
How do you get b. Pertussis?
Respiratory route
What are the 3 stages of b. Pertussis?
Catarrhal stage
Paraoxysmal stage
Convalescence stage
How does the catarrhal stage work for b. Pertussis?
Initial state
- sneezing & coughing
How does the paroxysmal stage work for b. Pertussis?
Second stage
- Severe coughing ending in whopping
- most contagious stage
What is the convalescence stage for the b.pertussis?
Third stage
- less server coughing
What’s the most contagious stage out of the 3 for b. Pertussis?
Paroxysmal stage
Can b. Pertussis be prevented and how?
DTaP
What is recommend boosters for adolescents and adults because of waning immunity for b. Pertussis?
Tdap
What is pseudomonas?
Most medically important pathogen