Pathogens

Question 1

How can pathogens be spread?

Answer 1

• food
• physically - sti’s
• common in plants
• water-borne - sewage
• contaminated water
• air - by air (droplet infection)
• cough,sneeze, talk.

Question 2

How does the body prevent pathogens getting into the body?

Answer 2

• tears
• ear wax
• hairs (eye lash)
• stomach acid