2020 Flashcards
what organism causes scaled skin syndrome
staphlococcus auereus
what bacterial virulence factor has an activity that results in creation of a fibrin coat around bacteria
coagulase
what is false about staphlyococcus auereus
is gram negative
what is a role that staphylokinase plays for staphylococcus auereus
cleaves C3b and IgG
what gram-positive coccus is one of the main causes of hospital acquired infections of the elderly
enterococcus faecalis
what is true about rheumatic fever
causes myocarditis in susceptible individuals
what is true about streptococcus pneumoniae
is an alpha-hemolytic, encapsulated bacterium
which of the following is NOT true regarding streptococcus pyogenes M protein
anti-M protein antibodies are not produced during an infection by streptococcus pyogenes
which of the following is true about neisseria gonorrhoeae
undergoes phase variation of Opa proteins
what factor is the most importat in allowing intravascular survival of neisseria meningitidis
bacterial capsule
which of the following is true about infections by neisseria meningitidis
preventable by vaccination against capsular polysaccharides for some meningiococcal strains
which of the following is the mostly likely characteristic of campyylobacter jejune
acquired as a zoonotic infection, often from undercooked chicken and causes a mild, self-limiting gastroenteritis
to what surface feature of enteric bacteria does the term H-antigen refer
flagella
what is not a property associated with salmonella enterica serovar typhi
produces a cholera-like toxin
bacteroides fragilis is the most frequently isolated bacterium from abscesses caused by intestinal bacteria. this is partly because
its ability to resist phagocytosis