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HOME > Continuing Education > Quiz #3

JEH Quiz #3 (December 2009)

Featured Article:
"Consumption of Groundwater as an Independent Risk Factor of Salmonella Choleraesuis Infection: A Case-Control Study in Taiwan"

Available to NEHA members only, the JEH Quiz, offered six times per calendar year through the Journal of Environmental Health, is a convenient tool for self-assessment and an easily accessible means to accumulate continuing-education (CE) credits toward maintaining your NEHA credentials.

It's a simple process...

Read the featured article in the Journal.
Select the correct answer to each JEH Quiz question and click on the Submit button at the bottom of the page.
One CE credit will be applied to your account with an effective date of December 1, 2009 (first day of issue).
Check your continuing education account online.

Quiz deadline: March 1, 2010

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1.	Salmonella enterica serovar Choleraesuis is host-adapted to
	a.	pigeons.
	b.	domestic fowl.
	c.	both pigeons and domestic fowl.
	d.	pigs.
	e.	humans.
2.	S. Choleraesuis is
	a.	a typhoid serotype.
	b.	a nontyphoid serotype.
3.	In humans, infection with S. Choleraesuis mostly affects the intestinal tract.
	a.	True.
	b.	False.
4.	Infection with S. Choleraesuis has been found to lead to the following in humans
	a.	septicemia.
	b.	focal infections, including septic arthritis, pneumonia, peritonitis, and cutaneous abscess.
	c.	mycotic aneurysm.
	d.	a through c.
	e.	a and b.
5.	Human infection with S. Choleraesuis occurs most commonly in
	a.	Canada and the United Kingdom
	b.	Thailand.
	c.	Taiwan.
6.	The total number of participants in the study comprised
	a.	84 individuals with culture-confirmed S. Choleraesuis infections
	b.	13 individuals with culture-confirmed S. Choleraesuis infections and 84 controls without infection.
	c.	84 individuals with culture-confirmed S. Choleraesuis infections and 13 controls without infection.
	d.	13 individuals with culture-confirmed S. Choleraesuis infections and 84 controls with another Salmonella infection.
7.	Univariate analysis found the following to be significant risk factors for infection with S. Choleraesuis:
	a.	underlying diseases, patient’s age above 70, groundwater consumption, and consumption of organic vegetables.
	b.	underlying diseases, patient’s age above 70, groundwater consumption, and consumption of pork.
	c.	underlying diseases, patient’s age above 70, groundwater consumption, and residence near a pig farm.
	d.	underlying diseases, patient’s age above 70, groundwater consumption, consumption of organic vegetables, and consumption of pork.
8.	Multivariate analysis found the following to be significant risk factors for infection with S. Choleraesuis:
	a.	patient’s age above 70 and groundwater consumption.
	b.	patient’s age above 70, groundwater consumption, and consumption of organic vegetables.
	c.	patient’s age above 70, groundwater consumption, and consumption of pork.
	d.	underlying diseases, patient’s age above 70, groundwater consumption, and residence near a pig farm.
	e.	underlying diseases, patient’s age above 70, groundwater consumption, consumption of organic vegetables, and consumption of pork.
9.	The bacteria can survive and remain infective to humans
	a.	in water.
	b.	in soil.
	c.	in soil and water.
10.	The study had the following limitations
	a.	information was not collected about the frequency with which participants had consumed groundwater.
	b.	control subjects also had Salmonella infections.
	c.	distance between participants’ homes and pig farms was hard to estimate.
	d.	all of the above.
11.	The authors recommend larger-scale investigation into the role of well water in S. Choleraesuis transmission because
	a.	use of well water is still common in some parts of Taiwan.
	b.	Salmonella is transmitted mainly by the fecal-oral route.
	c.	their study found that well water was often contaminated with pig feces.
	d.	all of the above.
12.	To prevent transmission of S. Choleraesuis, the authors recommend
	a.	boiling water or using other water treatment methods that kill pathogenic bacteria.
	b.	providing health education to the public in areas where ground water is consumed.
	c.	both a and b.