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Questions and Answers
What is the term for a microorganism that is generally harmless but can cause disease when it gains access to other sites or tissues?
What is the term for a microorganism that is generally harmless but can cause disease when it gains access to other sites or tissues?
- Obligate pathogen
- Symbiotic
- Commensal
- Opportunistic pathogen (correct)
Which of the following terms refers to the capacity of a microbial species to produce disease?
Which of the following terms refers to the capacity of a microbial species to produce disease?
- Pathogenicity (correct)
- Virulence
- Infectivity
- Saprophytism
What is the type of relationship in which one organism benefits and the other is unaffected?
What is the type of relationship in which one organism benefits and the other is unaffected?
- Commensalism (correct)
- Mutualism
- Symbiosis
- Parasitism
Which term does not describe a type of host-parasite relationship?
Which term does not describe a type of host-parasite relationship?
What is the term for living on or within another living organism?
What is the term for living on or within another living organism?
What is the term for the infectious dose required to cause disease in 50% of inoculated test animals?
What is the term for the infectious dose required to cause disease in 50% of inoculated test animals?
Which virulence factor allows pathogens to attach to host tissue?
Which virulence factor allows pathogens to attach to host tissue?
Which of the following virulence factors enables pathogens to destroy host cells?
Which of the following virulence factors enables pathogens to destroy host cells?
Which of the following types of diseases is typically restricted to a specific geographical area?
Which of the following types of diseases is typically restricted to a specific geographical area?
Which of the following pathogens has the highest ID50 value?
Which of the following pathogens has the highest ID50 value?
Which of the following virulence factors contributes to the evasion of host immune responses?
Which of the following virulence factors contributes to the evasion of host immune responses?
What is the term for the ability of a microbe to cause disease?
What is the term for the ability of a microbe to cause disease?
A disease present in a greater than usual percentage of a specific population is known as a:
A disease present in a greater than usual percentage of a specific population is known as a:
What is the term for a disease that is normally found in a certain percentage of a population?
What is the term for a disease that is normally found in a certain percentage of a population?
The degree of pathogenicity is known as:
The degree of pathogenicity is known as:
A disease affecting a large geographical area, often on a global scale, is known as a:
A disease affecting a large geographical area, often on a global scale, is known as a:
The factors produced by a microorganism that induce pathology in a host are called:
The factors produced by a microorganism that induce pathology in a host are called:
