More cards in this set

How can pathogens enter the skin?

How have interfaces evolved for material exchange?

Which pathogens enter through the gas exchange system?

How do pathogens get into the digestive system?

How does the body prevent the entry of pathogens?

How do pathogens cause disease?

What is a risk?

How is a risk measured?

What factors affect the risk of contracting cancer and coronary heart disease?