How do pathogens enter the body through contaminated food and drink?

Pathogens can enter the body through contaminated food and drink in several ways:

1. Ingestion: This is the most common route of entry for foodborne pathogens. When contaminated food or drink is consumed, the pathogens can directly enter the digestive system.

2. Contact: Pathogens can also be transferred from contaminated food or drink to the body through contact with the skin or mucous membranes. For example, if someone handles contaminated food and then touches their eyes or mouth, the pathogens can enter the body.

3. Inhalation: Some pathogens can be transmitted through the air, especially if aerosolized. This can occur when contaminated food or drink is aerosolized, such as during cooking or handling.

The type of pathogen and the route of entry will determine the symptoms and severity of the infection. Some common foodborne pathogens include Salmonella, E. coli, Listeria, and norovirus. These pathogens can cause a range of symptoms, including vomiting, diarrhea, abdominal pain, fever, and chills. In some cases, foodborne infections can be life-threatening.

To prevent foodborne illness, it is important to follow safe food handling practices, such as washing hands frequently, cooking food to the proper temperature, and avoiding cross-contamination of raw and cooked foods.