Domanda del libro di testo
Name six factors that facilitate the production of disease by Bordetella pertussis.
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Ch. 20 - Pathogenic Gram-Negative Cocci and Bacilli
Bauman6th EditionMicrobiology with Diseases by TaxonomyISBN: 9780134832302
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TOC.tableOfContents
- Ch. 1 - A Brief History of Microbiology31
- Ch. 2 - The Chemistry of Microbiology28
- Ch. 3 - Cell Structure and Function39
- Ch. 4 - Microscopy, Staining, and Classification25
- Ch. 5 - Microbial Metabolism51
- Ch. 6 - Microbial Nutrition and Growth37
- Ch. 7 - Microbial Genetics51
- Ch. 8 - Recombinant DNA Technology21
- Ch. 9 - Controlling Microbial Growth in the Environment36
- Ch. 10 - Controlling Microbial Growth in the Body: Antimicrobial Drugs21
- Ch. 11 - Characterizing and Classifying Prokaryotes29
- Ch. 12 - Characterizing and Classifying Eukaryotes34
- Ch. 13 - Characterizing and Classifying Viruses, Viroids, and Prions23
- Ch. 14 - Infection, Infectious Diseases, and Epidemiology35
- Ch. 15 - Innate Immunity34
- Ch. 16 - Adaptive Immunity21
- Ch. 17 - Immunization and Immune Testing29
- Ch. 18 - Immune Disorders22
- Ch. 19 - Pathogenic Gram-Positive Bacteria25
- Ch. 20 - Pathogenic Gram-Negative Cocci and Bacilli28
- Ch. 21 - Rickettsias, Chlamydias, Spirochetes, and Vibrios25
- Ch. 22 - Pathogenic Fungi47
- Ch. 23 - Parasitic Protozoa, Helminths, and Arthropod Vectors44
- Ch. 24 - Pathogenic DNA Viruses23
- Ch. 25 - Pathogenic RNA Viruses30
- Ch. 26 - Applied and Industrial Microbiology29
- Ch. 27 - Microbial Ecology and Microbiomes22
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Bauman 6th EditionCh. 20 - Pathogenic Gram-Negative Cocci and BacilliProblema 7
Bauman 6th EditionCh. 20 - Pathogenic Gram-Negative Cocci and BacilliProblema 7Capitolo 20, Problema 7
Which of the following bacteria might be responsible for the formation of petechiae in a host?
a. Neisseria meningitidis
b. Escherichia coli O157:H7
c. Klebsiella
d. Proteus mirabilis
Guida verificata passo dopo passo1
Understand what petechiae are: small red or purple spots on the skin caused by minor bleeding from broken capillary blood vessels.
Recall which bacteria are known to cause diseases associated with petechiae. Petechiae often result from infections that affect blood vessels or cause septicemia.
Review the characteristics of each bacterium listed: Neisseria meningitidis is known for causing meningitis and meningococcemia, which can lead to petechiae due to vascular damage.
Escherichia coli O157:H7 is primarily associated with gastrointestinal illness and hemolytic uremic syndrome, but not typically petechiae formation.
Klebsiella and Proteus mirabilis are usually linked to urinary tract infections and other localized infections, not commonly causing petechiae.
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Petechiae and Their Clinical Significance
Petechiae are small, red or purple spots on the skin caused by minor bleeding from broken capillary blood vessels. They often indicate vascular damage or platelet abnormalities and can be a sign of serious infections or systemic diseases.
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03:59
Archaeal Cell Membranes
Neisseria meningitidis Pathogenesis
Neisseria meningitidis is a gram-negative bacterium known for causing meningitis and septicemia. It can invade the bloodstream, damaging blood vessels and leading to petechiae due to endotoxin-induced vascular injury and disseminated intravascular coagulation.
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02:35Intro to Bacterial Pathogenesis
Differentiation of Bacterial Pathogens by Clinical Manifestations
Different bacteria cause distinct clinical symptoms based on their virulence factors and infection sites. Understanding which bacteria cause vascular damage and petechiae helps differentiate pathogens like Neisseria meningitidis from others such as E. coli O157:H7, Klebsiella, or Proteus mirabilis.
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04:07Differential Staining
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Although an effective vaccine is available to eradicate pertussis in the United States, why has the number of reported cases increased since the 1970s?
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Given that pseudomonads are present in almost every moist environment, why do they cause less disease than other, less prevalent Gram-negative bacteria?
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A coliform bacterium that likely contaminates dairy products is ___________.
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Capsules of pathogenic enteric bacteria are virulence factors because they __________.
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b. Release hemolysins that destroy red blood cells
c. Produce fimbriae that enable the bacteria to attach to human cells
d. Protect the bacteria from phagocytosis and from some antibodies
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The pathogen Haemophilus influenzae b causes.
a. Meningitis in children
b. Upper respiratory flu
c. Endocarditis
d. Genital chancroid
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