Foodborne Illness Flashcards

Which bacterium is most commonly associated with raw poultry and eggs in Australia?

Answer: Salmonella

Salmonella is predominantly found in raw poultry and eggs and is one of the most common causes of foodborne illness in Australia.

What is the typical incubation period for Salmonella food poisoning?

Answer: 6 to 72 hours

Salmonella typically causes symptoms between 6 and 72 hours after consuming contaminated food, depending on the dose and individual health.

Staphylococcus aureus food poisoning is dangerous because its toxins:

Answer: Are heat-stable and survive cooking once formed

Staphylococcus aureus produces heat-stable toxins in food before consumption, meaning reheating or cooking cannot destroy them once they have formed.

Which high-risk group faces the most severe complications from Listeria monocytogenes infection?

Answer: Pregnant women and their unborn babies

Listeria can cross the placenta and cause miscarriage, stillbirth, or serious neonatal illness, making pregnant women the highest-risk group.

What term describes foodborne illness caused by consuming preformed toxins already present in food?

Answer: Food intoxication

Food intoxication occurs when a person ingests toxins already produced by bacteria in the food, such as those from Staphylococcus aureus or Clostridium botulinum.

Campylobacter jejuni is the leading cause of bacterial foodborne diarrhoea in Australia and is most commonly transmitted via:

Answer: Undercooked poultry

Campylobacter is most frequently transmitted through undercooked chicken and is the most common bacterial cause of foodborne gastroenteritis in Australia.

What does the term 'incubation period' mean in the context of foodborne illness?

Answer: The time between consuming contaminated food and the first onset of symptoms

The incubation period is the elapsed time between ingesting a contaminated food or pathogen and the appearance of the first signs of illness.