Podcast
Questions and Answers
Which type of hemolysis is associated with Group B Streptococcus?
Which type of hemolysis is associated with Group B Streptococcus?
- Beta-hemolysis
- Gamma-hemolysis
- Delta-hemolysis
- Alpha-hemolysis (correct)
What is the estimated number of invasive cases of Group A Streptococcus pyogenes infections with a mortality rate of 25%?
What is the estimated number of invasive cases of Group A Streptococcus pyogenes infections with a mortality rate of 25%?
- Over 650,000 cases (correct)
- Over 500,000 cases
- Over 600,000 cases
- Over 750,000 cases
Which virulence factor allows Group A Streptococcus to destroy red blood cells and harvest iron from them?
Which virulence factor allows Group A Streptococcus to destroy red blood cells and harvest iron from them?
- Staphylococcal alpha toxin
- Exfoliative toxin
- Streptolysin S
- Streptolysin O (correct)
What differentiates S.pyogenes from S.aureus in terms of hemolysin production?
What differentiates S.pyogenes from S.aureus in terms of hemolysin production?
What is the function of exfoliative toxin produced by S. aureus?
What is the function of exfoliative toxin produced by S. aureus?
Which enzyme allows S. aureus to penetrate deeper into the body by breaking down connective tissue integrity?
Which enzyme allows S. aureus to penetrate deeper into the body by breaking down connective tissue integrity?
What is the role of coagulase or staphylokinase produced by S. aureus?
What is the role of coagulase or staphylokinase produced by S. aureus?
Which virulence factor allows S. aureus to resist β-lactam antibiotics?
Which virulence factor allows S. aureus to resist β-lactam antibiotics?
What is the most common way for bacteria to enter the skin and cause cellulitis?
What is the most common way for bacteria to enter the skin and cause cellulitis?
Which bacteria are responsible for approximately 2/3rds of cellulitis cases?
Which bacteria are responsible for approximately 2/3rds of cellulitis cases?
What is the analogy used to describe the effect of cellulitis on the skin?
What is the analogy used to describe the effect of cellulitis on the skin?
What is a common risk factor for recurrent cellulitis according to the text?
What is a common risk factor for recurrent cellulitis according to the text?
What is the function of streptokinases in Streptococcus pyogenes?
What is the function of streptokinases in Streptococcus pyogenes?
Which virulence factor of Streptococcus pyogenes allows for the spread of the bacteria through tissues?
Which virulence factor of Streptococcus pyogenes allows for the spread of the bacteria through tissues?
How do exotoxin A and C produced by S. pyogenes exert their pyrogenic properties?
How do exotoxin A and C produced by S. pyogenes exert their pyrogenic properties?
What is the function of C5a peptidase in Streptococcus pyogenes?
What is the function of C5a peptidase in Streptococcus pyogenes?
