01 Flashcards
MCC of prosthetic valve endocarditis
staph epidermidis
2nd MCC of UTIS in sexually active women
staph saprophyticus
most common cause of neonatal pneumonia, sepsis, and meningitis
strep agalactiae
most common cause of subacute and native valve endocarditis
viridians strep (s. sanguis)
MCC of CAP
strep pneumoniae
MCC of acute otitis media, sinusitis, meningitis in adults/eldery
strep pneumoniae
MCC cause of meningitis among aged 2-18 years
neisseria meningitidis
MCC of urethritis
neisseria gonorrhoeae
MCC of PID
neisseria gonorrhoeae
MCC of epiglottitis
haemophilus influenzae
MCC of community acquired UTIs
escherichia coli
2nd MCC of neonatal meningitis (#1 in the philippines)
escherichia coli
MCC of bacillary dysentery with fever
shigella spp.
MCC of epidemic dysentery
shigella dysenteriae type 1
MCC of bacterial gastroenteritis
campylobacter jejuni
MCC of pneumonia in alcoholics
k. pneumoniae
MCC of wound infections in patients with burn injuries
pseudomonas aeruginosa
Most common type of atypical pneumonia
mycoplasma pneumoniae
MCC of conjunctivitis
adenovirus
MCC of infectious congenital abnormalities
CMV
MCC of HIV blindness
CMV (retinitis)
MCC of myocarditis and pericarditis
coxsackie B
MCC of aseptic meningitis
enterovirus (also caused by coxsackie)
MCC of nonbacterial diarrhea in adults
norwalk virus (norovirus)
MCC of childhood diarrhea
rotavirus
most important cause of pneumonia and bronchiolitis in infants
respiratory syncitial virus
most common aids-defining illness
PCP (pneumocystis jirovecii)
prokaryote ribosome size
70s (50s + 30s)
eukaryote ribosome size
80s (60s + 40s)
cell wall containing peptidoglycan
prokaryote
(G+ vs G-) multilayer peptidoglycan
G+
(G+ vs G-) teichoic acids
G+
(G+ vs G-) lipopolysaccharide
G-
(G+ vs G-) periplasmic space
G-
primary stain
crystal violet
mordant
iodide
decolorizing agent
acetone
counterstain
safranin
component of bacteria that can confer virulence
non-essential components ( exotoxins)
all G+ bacteria have NO endotoxin EXCEPT
listeria monocytogenes
all bacteria have cell walls composed of peptidoglycan EXCEPT
mycoplasma pneumoniae
all bacterial capsules are compseod of polysaccharide EXCEPT
bacillus anthracis (protein)
all exotoxins are heat-labile EXCEPT
staphylococcal enterotoxin
DNA transferred from one bacterium to another
conjugation
DNA transferred by a virus from one cell to another
transduction
purified DNA taken up by a cell
transformation
(NORMAL FLORA) this important organism is located where?
staph epidermidis
skin
(NORMAL FLORA) this important organism is located where?
staph aureus
nose
(NORMAL FLORA) this important organism is located where?
viridans streptococci
mouth
(NORMAL FLORA) this important organism is located where?
streptococcus mutans
dental plaque
(NORMAL FLORA) this important organism is located where?
bacteriodes, escherichia coli
colon
(NORMAL FLORA) this important organism is located where?
lactobacillus, escherichia coli, GBS
vagina