30 Questions
What is the primary mode of transmission of Cryptosporidiosis?
Ingesting contaminated food and water
What is the name of the gastrointestinal and zoonotic disease caused by the protozoan Cryptosporidium?
Cryptosporidiosis
What is a characteristic of Cryptosporidium that makes it a major concern in waterborne outbreaks?
It is resistant to many disinfectants and can live in water for extended periods
What is the name of the Cryptosporidium species that is a specific human pathogen?
C. hominis
What is the typical diameter range of Cryptosporidium oocysts?
4.2 to 5.4 µm
What is a complication of Cryptosporidiosis in individuals with weakened immune systems?
Severe and potentially life-threatening symptoms
What is the typical duration of Salmonella infections?
3-7 days
Who are more susceptible to severe and prolonged sickness due to Salmonella infections?
Individuals with compromised immune systems or underlying health issues
What is the primary concern for young children and pregnant women with diarrhea?
Dehydration
What is the recommended treatment for diarrhea in individuals with strong immune systems?
Drinking lots of fluids
What medication has been approved by the FDA for treating diarrhea caused by Cryptosporidium?
Nitazoxanide
Who should parents consult regarding appropriate fluid replacement therapies for their babies with diarrhea?
Healthcare professionals
What is the primary route of transmission for Campylobacteriosis?
Consumption of raw or undercooked meat or drinking contaminated water
What is the typical duration of Campylobacteriosis?
3-6 days
What is the shape of Campylobacter bacteria?
Spiral helical or s-shaped rods
What is the primary method of movement for Campylobacter bacteria?
Via a single flagellum
What is the common clinical manifestation of Campylobacteriosis?
Diarrhea or gastroenteritis
What is the primary method by which Campylobacter bacteria penetrate the gastrointestinal mucus?
High motility and spiral shape
What is the typical outcome of Campylobacteriosis?
Low mortality rate
What population is most affected by Campylobacter infection in low-income countries?
Young children
What is the result of the immune response to Campylobacter infection?
Worsened tissue damage and inflammation
What is the site of Campylobacter bacteria invasion after ingesting contaminated food or water?
Gut enterocytes
What is the primary cause of cell damage and tissue inflammation in Campylobacter infection?
Toxin production, including cytolethal distending toxin
What is the characteristic of Campylobacter bacteria that makes it resistant to the immune system?
None of the above
What is a key reason to thoroughly cleanse your hands with soap and water?
To prevent Campylobacter and other pathogenic microbes from enduring on your skin
What is a recommended practice to mitigate the risk of contamination from raw poultry?
Segregating raw poultry from other food items and utilizing distinct cutting boards
What is the primary reason to opt for pasteurized milk over raw milk?
To prevent Campylobacter and other detrimental pathogens from posing significant health risks
Why should you refrain from consuming untreated water?
Because it may contain Campylobacter and other harmful microorganisms
What is a critical step in preventing Campylobacter infections?
Ensuring food is cooked to the appropriate temperature
What is a common source of Campylobacter infections?
Raw poultry
This quiz covers the basics of Cryptosporidium, a protozoan that causes gastrointestinal and zoonotic disease. Learn about the modes of transmission and effects of Cryptosporidiosis.
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