Prescott's Microbiology
10th Edition
ISBN: 9781259281594
Author: Joanne Willey, Linda Sherwood Adjunt Professor Lecturer, Christopher J. Woolverton Professor
Publisher: McGraw-Hill Education
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Chapter 35, Problem 4CHI
Summary Introduction
Infection may take place when microbes enter a host and compete for nutritional
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Why is the evasion of phagocytosis a type of virulence factor?
What are the three things required for an infection to occur?
Give an example of each.
Which virulence factor description among A-E is false?
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A) O Adhesins: fimbriae or pili are examples of this
B) O Invasins: virulence factor of intracellular pathogens
C) O Kinases: breaks apart a blood clot; streptokinase is an example.
D) O Hyaluronidases: dissolves connections between cells of a tissue
E) O Coagulases: found in certain Staphylococcus pathogens;
induces clot formation in the body
F) O None of A-E is false; all are true
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Chapter 35 Solutions
Prescott's Microbiology
Ch. 35.1 - MICRO INQUIRY What physical and chemical methods...Ch. 35.1 - MICRO INQUIRY During which stages does the host...Ch. 35.1 - Define infection, infectious disease,...Ch. 35.1 - What factors determine the outcome of most...Ch. 35.1 - Why would a psychrophile not be a human pathogen?Ch. 35.1 - What are some important characteristics of a...Ch. 35.1 - Prob. 5RIACh. 35.1 - How would you determine the ID50 of a suspected...Ch. 35.1 - What is an obligate intracellular pathogen? How...Ch. 35.1 - Prob. 8RIA
Ch. 35.2 - Describe several specific adhesins by which...Ch. 35.2 - What are virulence factors?Ch. 35.2 - What are pathogenicity islands and why are they...Ch. 35.2 - Prob. 4RIACh. 35.2 - What is a biofilm? How is it a virulence factor?Ch. 35.3 - Prob. 1RIACh. 35.3 - Define droplet nuclei, vehicle, fomite, and...Ch. 35.3 - Prob. 3RIACh. 35 - Prob. 1CHICh. 35 - Prob. 2CHICh. 35 - Prob. 3CHICh. 35 - Prob. 4CHICh. 35 - Prob. 5CHICh. 35 - Prob. 6CHI
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- For those non-immunized and have acquired the infection before, is it possible for them to acquire the infection again? Why?arrow_forwardMycobacterium tuberculosis recruits phagocytes to the site of infection. Based on this information, which of the three methods shown here does the bacterium likely use to avoid being destroyed?arrow_forwardDescribe the role of non-specific macrophages in preventing infectionarrow_forward
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