15 Questions
How are Helicobacter pylori bacteria transmitted?
Fecal-oral route
What is the genus of the bacteria Helicobacter pylori?
Gram-negative rod-shape
What percentage of individuals infected with H. pylori are asymptomatic?
Over 80%
Which part of the body serves as the reservoir for H. pylori?
Human GI tract
What is the association between age and H. pylori infection?
The percentage of infected people increases with age
Helicobacter pylori is a Gram-positive bacterium
False
Over 80% of individuals infected with H. pylori are symptomatic
False
H. pylori can be transmitted via fecal-oral route
True
The bacteria have been isolated from feces, saliva, and dental plaque of some infected people
True
The percentage of infected people increases with age, with about 50% infected for those over the age of 60
True
Helicobacter pylori is a genus of ______ rod-shape or comma shape rods
Gram-negative
Helicobacter pylori are bacteria living in the ______ lining of about 30 percent of the population
stomach
The percentage of infected people increases with ______ with about 50% infected for those over the age of 60
age
H. pylori is strongly associated with ______ ulcers
peptic
Transmission occurs via the ______ route
fecal oral
Study Notes
Transmission of H. pylori
- H. pylori can be transmitted via fecal-oral route
- The bacteria can be found in feces, saliva, and dental plaque of infected individuals
Characteristics of H. pylori
- Helicobacter pylori is a genus of epsilon proteobacteria, consisting of rod-shape or comma-shaped rods
- H. pylori is a Gram-negative bacterium, not Gram-positive
Infection and Prevalence
- Over 50% of individuals infected with H. pylori are asymptomatic
- The percentage of infected people increases with age, with about 50% infected for those over the age of 60
- H. pylori bacteria live in the stomach lining of about 30 percent of the population
Association with Disease
- H. pylori is strongly associated with stomach ulcers
Test your knowledge of Helicobacter pylori with this quiz about its important properties, genus, and characteristics. Learn more about this Gram-negative rod-shaped bacterium and its association with peptic ulcers.
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