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What is the ideal pH of swimming pool water?

A private water supply should be sampled to determine bacteriological safety

Which disease does a red ring-like “bulls-eye” rash at the site of a tick bite characterize?

How is West Nile Virus transmitted to humans?

What is most likely to cause excess chlorine odor and skin irritation at a pool?

Which of the following is not known to be spread by the Musca domestica?

Water supplies may be a common source of which of the following diseases?

Which describes the logarithmic growth phase of the bacterial growth curve?

A local physician has admitted a patient for hospital treatment of a sudden febrile illness with nausea and an elevated white blood cell count.  The patient is known to have gone camping one week before onset of illness, and friends report that the patient fed chipmunks while camping.  The physician’s preliminary diagnosis is plague.  What should the environmental health specialist look for?

A recent outbreak of Rocky Mountain spotted fever was reported among children attending a local summer camp.  A necessary action to be taken at the campsite would be to: