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Questions and Answers
What is the role of Lipoteichoic Acid in the attachment process?
What is the role of Lipoteichoic Acid in the attachment process?
- Cleaves hyaluronic acid
- Blocks the actions of antibodies
- Attaches to blood clots and traumatized tissues (correct)
- Binds to prothrombins
Which enzyme is responsible for converting fibrinogen to fibrin in the context provided?
Which enzyme is responsible for converting fibrinogen to fibrin in the context provided?
- Proteases
- Lipase
- Coagulase (correct)
- Hyaluronidase
How do Exoenzymes Lipase and FAME negatively affect the immune system?
How do Exoenzymes Lipase and FAME negatively affect the immune system?
- By digesting hyaluronic acid
- By inhibiting the actions of antibodies
- By acting on fatty acids and lipids as surfactants (correct)
- By enhancing invasiveness
What is the primary function of Proteases in the context provided?
What is the primary function of Proteases in the context provided?
Which factor can V8 protease degrade, leading to bacterial spread after adhesion?
Which factor can V8 protease degrade, leading to bacterial spread after adhesion?
How do Enterotoxins contribute to illness when ingested?
How do Enterotoxins contribute to illness when ingested?
What is the mechanism by which enterotoxins can cause Toxic Shock Syndrome (TSS)?
What is the mechanism by which enterotoxins can cause Toxic Shock Syndrome (TSS)?
Which toxin is responsible for causing a spectrum of diseases from bullous impetigo to the scalded skin syndrome in humans?
Which toxin is responsible for causing a spectrum of diseases from bullous impetigo to the scalded skin syndrome in humans?
Which toxin is known for causing mastitis in ruminants via infection through the teat?
Which toxin is known for causing mastitis in ruminants via infection through the teat?
What is the primary function of Delta (δ) Toxin?
What is the primary function of Delta (δ) Toxin?
Which toxin triggers septic shock by inflammatory mediator release?
Which toxin triggers septic shock by inflammatory mediator release?
What is the key characteristic of Exfoliative toxin of S.aureus regarding its effect on different species?
What is the key characteristic of Exfoliative toxin of S.aureus regarding its effect on different species?
Which Lancefield Group is associated with neonatal sepsis and meningitis?
Which Lancefield Group is associated with neonatal sepsis and meningitis?
What is the predominant hemolysis pattern observed in Gamma (γ) hemolysis?
What is the predominant hemolysis pattern observed in Gamma (γ) hemolysis?
How is the C-substance antigen extracted in the conventional method for Lancefield Groupings?
How is the C-substance antigen extracted in the conventional method for Lancefield Groupings?
Which agent causes Scarlet fever and toxic-shock-like syndrome in humans?
Which agent causes Scarlet fever and toxic-shock-like syndrome in humans?
What media is commonly used for the isolation of Lancefield Groups?
What media is commonly used for the isolation of Lancefield Groups?
What type of test is conducted using kits commercially available to identify different Lancefield Groups?
What type of test is conducted using kits commercially available to identify different Lancefield Groups?
What is the motility of Listeria spp.?
What is the motility of Listeria spp.?
Which agar does Listeria spp. not grow on?
Which agar does Listeria spp. not grow on?
What is the hemolytic status of Listeria grayi?
What is the hemolytic status of Listeria grayi?
Which species of Listeria is considered non-pathogenic?
Which species of Listeria is considered non-pathogenic?
What is the natural habitat of Listeria spp.?
What is the natural habitat of Listeria spp.?
What food types are associated with listeriosis in humans?
What food types are associated with listeriosis in humans?
What is a distinguishing characteristic of C.bovis?
What is a distinguishing characteristic of C.bovis?
How do the colonies of C.kutscheri typically appear?
How do the colonies of C.kutscheri typically appear?
What is a common characteristic of C.pseudotuberculosis colonies after prolonged incubation?
What is a common characteristic of C.pseudotuberculosis colonies after prolonged incubation?
How do the colonies of C.renale evolve over time?
How do the colonies of C.renale evolve over time?
What is a distinguishing characteristic of C.pilosum compared to C.renale?
What is a distinguishing characteristic of C.pilosum compared to C.renale?
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