Exam 25: Microbial Diseases of the Digestive System

A young child received a red-eared slider turtle as a birthday gift.Within a week the child was suffering from a severe gastroenteritis that required a visit to urgent care.What is the child likely suffering from?

Which of the following is directly involved in the initiation of dental caries?

The digestive tract is essentially one long tube.The order of the structures,beginning with the mouth,is

A vaccine to provide active immunity to HBV is prepared from

Helicobacter pylori can grow in the stomach because it

Which of the following organisms is likely to be transmitted via contaminated shrimp?

Situation 25.1 Following a county fair, 160 persons complained of gastrointestinal symptoms. Symptoms included diarrhea (84 percent), abdominal cramps (96 percent), nausea (84 percent), vomiting (82 percent), body aches (50 percent), fever (60 percent; median body temperature = 38.3°C); median duration of illness 6 days (range 10 hr to 13 days). -In Situation 25.1,fecal samples should be cultured for all of the following EXCEPT

Which is NOT true of HBV?

Which of the following is mismatched?

All of the following are gram-negative rods that cause gastroenteritis EXCEPT

Bacterial infections,but not intoxications,can cause diarrhea.

Most of the normal microbiota of the digestive system are found in the

EHEC is a major cause of diarrhea in developing countries and may result in the death of small children.

In humans,beef tapeworm infestations are acquired by ingesting

Describe the process of periodontal disease.

Aflatoxin poisoning is associated with liver cancer.

Campylobacter gastroenteritis is the leading cause of foodborne illness in the United States.

Which of the following causes inflammation of the liver?

Aflatoxin is a(n)________ associated with ingestion of contaminated ________.

Disease-causing exotoxins are produced by all of the following organisms EXCEPT