Save
Bacteriology
Streptococci
Streptococcus pneumoniae
Save
Share
Learn
Content
Leaderboard
Share
Learn
Created by
Clare Njoroge
Visit profile
Cards (34)
What does the new mower symbolize in the scene?
It represents
streptococcus pneumoniae
View source
What color represents gram-positive organisms?
Purple
View source
What shape do streptococcus pneumoniae bacteria have?
They are
circular
or
cocci
shaped
View source
How do streptococcus pneumoniae bacteria arrange themselves?
They form long continuous
chains
View source
What does alfalfa represent in the scene?
It symbolizes
alpha hemolytic
properties
View source
What is the appearance of alpha hemolysis?
Green zone of
partial hemolysis
View source
What does the character with the sensitive chin represent?
It represents
optochin
sensitivity
View source
What indicates optochin sensitivity in streptococcus pneumoniae?
Large
zone of clearing
around the disc
View source
What do the lances on the mower symbolize?
They represent the
lancet-shaped
diplococci
appearance
View source
What does the trident symbolize in the scene?
It represents the drug
ceftriaxone
View source
What is ceftriaxone used for?
It is used to treat
streptococcus pneumoniae
View source
What does the scarecrow symbolize?
It represents
macrolides
View source
What is the quelling reaction?
It is when
antibodies
bind to the
capsule
View source
How many strains of streptococcus pneumoniae have been discovered?
Over
90
strains
View source
What does the sac of apples symbolize?
It represents the
polysaccharide capsule
View source
What is the vaccine against streptococcus pneumoniae directed against?
The
polysaccharide
capsule
View source
What are the two pneumococcal vaccines in the United States?
23 serotypes
and
13 serotypes
vaccines
View source
What does the spilled green juice symbolize?
It symbolizes
bile
View source
What does bile solubility indicate about streptococcus pneumoniae?
It indicates that it is bile
soluble
View source
What mnemonic is used to remember the common complications caused by streptococcus pneumoniae?
MOP mnemonic
M - meningitis in adults
O - Otitis media in children
P - Pneumonia
S - Sinusitis in adults
View source
What is a classic finding of otitis media?
Bulging
and
red
tympanic membrane
View source
Why are sickle cell patients at risk for severe infections?
They are
asplenic
and can't clear
encapsulated
organisms
View source
What does the sickle symbolize in the scene?
It represents
sepsis
in sickle cell disease
View source
What do the scissors symbolize in the scene?
They represent
IgA protease
View source
What is the function of IgA protease?
It
cleaves
IgA to
evade
immune response
View source
What bacterial structure does the vaccine against streptococcus pneumoniae target?
The
polysaccharide
capsule
View source
What are common clinical features of meningitis?
Fever
, nuchal rigidity,
altered mental status
View source
What does the CSF Gram stain reveal in the case study of a patient infected with streptococcus pneumoniae?
Gram positive lancet-shaped diplococci
View source
What is the most common cause of bacterial meningitis in adults?
Streptococcus pneumoniae
View source
How can the quelling reaction be useful in clinical settings?
It helps in
serotyping
the
capsule
View source
What are the key characteristics of streptococcus pneumoniae?
Gram positive
Alpha hemolytic
Lancet-shaped diplococci
Optochin sensitive
Produces
IgA protease
Has a
polysaccharide capsule
View source
What are the treatment options for streptococcus pneumoniae infections?
Ceftriaxone
Macrolides
View source
What are the common diseases caused by streptococcus pneumoniae?
Meningitis
Otitis media
Community-acquired
pneumonia
Sinusitis
View source
What is the significance of the polysaccharide capsule in streptococcus pneumoniae?
It helps in evading the
immune response
It is the target for
vaccines
It is important for
serotyping
View source