Pathogens

Infectious diseases are caused by _________ in the body.

• pathogens

• decomposers

Which of the following is NOT responsible for causing infectious diseases?

• Miasma

• Bacteria

• Fungi

• Viruses

Which is NOT one way that pathogens spread?

• droplets in the air

• food

• through animals

• water

• through email

Pathogens can be spread through contact with an?

• infected person

• infected animal

• contaminated object

• contaminated food, soil, or water

What system fights disease by producing a separate set of weapons for each kind of pathogen is encounters?

• immune system

• muscle system

• auditory system

• digestive sysem

The physical or psychological changes caused by a disease.

• symptom

• transmission

• treatment

• prevention

The actions taken to decrease the chance of getting a disease or condition.

• symptom

• transmission

• treatment

• prevention

A microscopic agent that causes infection and requires a host to replicate.

• bacteria

• virus

• parasite

• fungus

how do vaccines work?

• they don't tigger antibody production, so that the next time the body encounter the pathogen, it can die!

• they tigger antibody production so the next time the body encounters the pathogen, it can fight it off

• vaccines work by injecting live and healthy pathogens into the body

why are vaccines so important

• to help spread diseases and bacteria

• to just inject bodies with dead pathogens

• to help stop or prevent the spread of diseases and bacteria