Exam 32: Waterborne and Foodborne Bacterial and Viral Diseases

Pickling is a type of food preservation utilizing

At approximately what temperature are most household freezers kept?

Raw food and food-handling equipment can be decontaminated with ________ to reduce the risk of listeriosis.

The pH of most foods is

Ideally, microbes should be eliminated from all foods.

Why is Staphylococcus aureus often described as an international picnic pest?

What organisms are the most likely pathogens to grow in food that has low water activity or solute-loaded?

In the United States, individuals become infected with Vibrio cholerae most commonly by

Which of the following bacterial pathogens is found in aquatic environments and is commonly present in air conditioning systems?

Which organisms are NOT involved in food fermentations?

Listeria monocytogenes is

Food poisoning generally results from the ingestion of food containing microbial toxins.

Explain how the membrane filter (MF) procedure is used.

Legionellosis, caused by the bacterial respiratory pathogen Legionella pneumophila, has decreased in recent years due to advances in wastewater treatment procedures.

Infection with Legionella pneumophila is usually treated with intravenous erythromycin.

Salmonellosis is most frequently caused by

What makes Listeria monocytogenes an especially difficult-to-prevent foodborne pathogen? Once in the human body, how does it evade the immune system?

Mass-processed ground meat is a particularly common source of infection with EHEC.

Flour and sugar are classified as ________ foods.

The most important coliform for water quality testing is Escherichia coli because it is only found in the intestine.