Pathogen Adaptations (HSC SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the four essential steps a pathogen must complete to cause disease?
What are the four essential steps a pathogen must complete to cause disease?
Enter, multiply, resist defences, damage
What are virulence factors?
What are virulence factors?
Adaptations enabling pathogen adhesion
How do prions travel from lymphoid tissue to the brain?
How do prions travel from lymphoid tissue to the brain?
Through autonomic nerves
Which receptors does HIV use to attach to macrophages and T cells?
Which receptors does HIV use to attach to macrophages and T cells?
CD4 and chemokine receptors (CCR5/CXCR4)
What are pili and fimbriae in bacteria?
What are pili and fimbriae in bacteria?
Hair-like projections for adhesion
Which enzymes do bacteria secrete to break down host cell contents?
Which enzymes do bacteria secrete to break down host cell contents?
Collagenase, hyaluronidase, lecithinase
Which fungus commonly infects immunosuppressed patients?
Which fungus commonly infects immunosuppressed patients?
Cryptococcus neoformans
What do tick saliva molecules prevent during feeding?
What do tick saliva molecules prevent during feeding?
Vasoconstriction, clotting, inflammation
Which characteristic helps airborne pathogens remain infectious?
Which characteristic helps airborne pathogens remain infectious?
Remain suspended in air and resist drying
How do faeco-oral pathogens increase their likelihood of transmission?
How do faeco-oral pathogens increase their likelihood of transmission?
Induce vomiting and diarrhoea