Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
52 Cards in this Set
- Front
- Back
|
what two bugs cause watery diarrhea w/out systemic symptoms like fever?
-how do they cause diarrhea -no cell invasion |
escherichia coli and vibrio cholera
-release of exotoxins (enterotoxins) |
|
|
3 bugs that cause blood in stool
bacteria that bind and invad cells, release toxins that destroy cells -results in systemic immune response (white blood cell infiltration and fever) and a cell death. (blood in stool) -invasion of enterocytes |
-enteroinvsive e. coli/EHEC, shigella, salmonella enteritidis
|
|
|
invasion of lymph nodes and blood stream
-diarrhea with WBC and blood, stomach pain, fever AND lymph noe enlargement, bacteremia, and sepsis - |
salmonella typhi, yersinia enterocolitica, campylobacter jejuni
|
|
|
nosocomial gram-negatives
-aquire antibiotic resistance in hospitals |
e. coli, klesiella pneumoniae, proteus mirabilis, enterobacter, serratia, psudomonas aeruginosa
|
|
|
e coli + virulence factors causes
|
mucosal interaction (adheranced with pili
-invade enterocytes 2. esotoxin production -heat-labile and stable tosin LT and ST -shiga like toxin 3. endotoxin |
|
|
diseases caused by e. coli with virulence factors
|
1.diarrhea
-uti -neonatal meningitis -gram neg sepsis |
|
|
most common cause of UTI
|
e. coli
|
|
|
2 microbes where stool looks like rice water
|
cholera and e. coli
|
|
|
what 2 bacteria can cause diarrhea similar to e. coli?
-what do these bugs need and can share? |
vibrio and shigella
-virulenc form plasmids |
|
|
what is the virulence factor for ETEC and EHEC.
|
-pili colonization factor
|
|
|
what is the virulence factor shared by shigella and EIEC
|
-ability to invade
|
|
|
3 most common forms of neonatal meningitis in order
|
strep B
e. coli listeria |
|
|
most common form of gram negative sepsis
-where is this prominent -what can cause septic shock |
e.coli
-hospitilies pt -lipid A endotoxin |
|
|
most common cause of oportunistic infections
|
e. coli
|
|
|
second most common cause of sepsis
|
klebsiella
|
|
|
second most common cause of uti
-motility |
klebsiella
-non motile (no H antigen) |
|
|
common cause of nosocomial pneumonia
|
e. coli
|
|
|
pnemonia that cause red jelly
|
klebsiella
|
|
|
non mobile enterics
|
shigella, klebsiella
|
|
|
not the first or second most common cause of uti s but a commmon one that also causes nosocomial infections
|
proteus mirabilis
|
|
|
enteric that in non mobile and does not ferment lactose
|
shegella
|
|
|
2 entereics that release shiga toxin
|
EIEC, EHEC, and shigella
|
|
|
enteric that is mobille , produces HS2 and does not ferment lactose
|
salmonella
|
|
|
T/F salmonella and shigella are part of the normal gut flora
|
F
|
|
|
fever that starts two weeks after eating some uncooked eggs, also pain over the appenix. (rash) rose spots on belly
|
salmonella typhi
|
|
|
diarrhea of salmonelaa is
-is caused by |
watery and sometimes has mucous
-s. enterifidis |
|
|
yersinia enterocolitica has abdominal pain that presents like
|
appendicitis
|
|
|
acute gastroenteritis after ingestion of contaminated sea food like raw fish or shell fish
|
vibrio parahemolyticus
|
|
|
skin lesion with sea water contact
|
virio vulnificus
|
|
|
most common cause of diarrhea in us and looks like vibrio cholera
|
campylobacter jejuni
|
|
|
pt presents with rapid onset of fever 7 days after drinking unpasteruized milk
-diarrhea is watery, mucoid, or bloody and foul smelling |
campylobacter jejuni
|
|
|
2 bugs that cause skin infections and impetigo
-should be treated with what? |
staph aureus and strep A
-penicinase resestant pen |
|
|
necrotizing fascitis can be caused by what 4 bugs
|
staph, clostridium, strep A and gram-negative enterics
|
|
|
2 bugs that cause Toxic shock sydrome
|
staph aureus and strep A
|
|
|
pt presents with chorea (dance like movements of the extremities ). he had a sore throat 3 weeks ago. what does he have
|
RF from strep A
|
|
|
gram positive that could cause chest pain and arrhtymias
|
step A
|
|
|
three most comon bugs that cause meningitis in infants younger than 3 months
|
e. coli, listeria, strep B
|
|
|
two bugs that cause endocarditis-
difference? |
staph and strep viridians
-staph fast, strep slow |
|
|
strep that causes is major cause of nosocomail and UTI
|
enterococcus
|
|
|
major cause of meningitis in adults
|
neisseria meningitidis, strep pneumoniae
|
|
|
most common cause of pnemonia in adults
|
step pneumoniae
|
|
|
most common cause of otitis in kids and meningitis in adults
|
step pneumoniae
|
|
|
most skin infections are caused by what two things and should be treated with what?
|
staph aureus or strep A
penicilinase resistant pen |
|
|
most frequent cause of infected prosthetic devices
|
staph epidermis
|
|
|
second most common cause of UTI in sexually active wowen
|
staph CNS
|
|
|
6 important gram + bacteria
2 cocci 4 rods (bacilli) (2 spore forming and 2 not |
strep and staph
bacillus (spore forming; antracis and cereus)and clostridum; botulinum, tetani, difficil, perfringens non spore; corynebacterium and listeria |
|
|
which rods like O
|
vacillus likes, clos does not
|
|
|
when are spores activated
|
when in host
|
|
|
how do pt of botulism vs. tetanus look
|
floppy vs. rigid
|
|
|
pt with weakness, malaise, and dizziness, dry mouth.^.'A constipation, and urinary retention. Descending paralysis follows in one to three days with diplopia, blurred vision, photophobia, dysphonia, dysarthria, and dysphagia first, then weakness of extremities in descending order; 4-14 days after contaminated wound
|
wound botulism
|
|
|
Incubation period 2 to 6 weeks, followed by abrupt onset of fever (>38.5°C), severe headache, malaise, myalgias. Unlike other rickettsial diseases, rash is absent. include atypical pneumonia and hepatitis.
|
Coxiella burnetii
|
|
|
1) relapsing high fever
2) generalized myalgias with focal shin pain 3) headache |
B. quintana h
|
