The Second Line of Defence (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What is a key characteristic of the second line of defence?
What is a key characteristic of the second line of defence?
Non-specific & immediate response
What do lysosomes contain that helps destroy engulfed pathogens?
What do lysosomes contain that helps destroy engulfed pathogens?
Lysozymes
Which immune cells are typically first to arrive at a site of infection?
Which immune cells are typically first to arrive at a site of infection?
Neutrophils
Which cells express both MHC Class I and MHC Class II markers?
Which cells express both MHC Class I and MHC Class II markers?
Antigen-presenting cells
What triggers NK cells to destroy a host cell?
What triggers NK cells to destroy a host cell?
Absent or insufficient MHC Class I
What molecule do mast cells release during degranulation?
What molecule do mast cells release during degranulation?
Histamine
Which pathogens do eosinophils typically target?
Which pathogens do eosinophils typically target?
Pathogens too large to phagocytose
What are the three outcomes of the complement cascade?
What are the three outcomes of the complement cascade?
Opsonisation, chemotaxis, lysis
What is the function of interferons?
What is the function of interferons?
Increase viral resistance in cells
What causes the redness and heat during inflammation?
What causes the redness and heat during inflammation?
Increased blood flow to the area