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This activity contains 20 questions.
Two days after a beach party, a 22-year-old female experiences diarrhea for three days. Her symptoms are most likely due to:
Which of the following diseases does not have symptoms due to exotoxin?
A positive culture of gram-negative rods from a stool sample would indicate the presence of:
cannot tell from the information provided.
Ulcers can be cured with:
low acid foods.
they are incurable.
Which of the following microorganisms is not usually transmitted by unpasteurized milk?
Microscopic examination of a stool sample from a patient with giardiasis should reveal:
large flagellated cells.
gram-negative curved rods.
Which of the following is not transmitted by contaminated water?
A man is hospitalized after experiencing seizures. A CT scan shows multiple cysts in his brain. One possible diagnosis is:
A man is hospitalized after experiencing seizures. A CT scan shows multiple cysts in his brain. A serological test shows he has antibodies against
This disease is acquired by ingesting:
food contaminated by dog feces.
Which of the following diseases is not characterized by nausea and diarrhea?
Several hours after a picnic, a 15-year-old male experiences nausea, abdominal pain, and vomiting for 24 hours. A culture from the picnic food grows gram-positive, endospore-forming rods. The etiology is:
Foods that have been cooked and cooled, but not refrigerated before consumption, are vehicles for transmission of all of the following microorganisms except which one?
Which of the following is not transmitted by fecal contamination of food or water?
Which of the following diseases has symptoms due to endotoxin production?
Exotoxins are not responsible for the symptoms of:
Antibiotic therapy is appropriately used to treat:
Which one of the following microorganisms does not enter through the mouth?
A vaccine is not available for:
Your microscopic examination of a stool sample reveals proglottids. What is the disease?
Which of the following can be identified by culturing on differential media?
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