Infectious Diseases Quiz

What are the three corners of the triangle that represent how living things get sick?

• Host, Agent, Environment

• Pathogen, Immunity, Organism

• Bacteria, Virus, Parasite

• Radiation, Chemicals, Mucus

Which of the following is an example of a non-infectious agent?

• Bacteria

• Virus

• Radiation

• Parasite

What is the definition of a pathogen?

• An organism that lives in or on another organism

• A member of a large group of single cellular microorganisms

• A bacterium, virus, or other microorganism that can cause disease

• A slimy substance secreted by mucous membranes and glands

What happens when a pathogen gets past a host's defenses?

• It will attempt to infect the host and begin replicating itself

• It will be destroyed by the immune system

• It will become a non-infectious agent

• It will transmit to other hosts

How do pathogens often transmit to other people?

• Through radiation exposure

• Through skin rashes

• Through diarrhea

• Through mucus, diarrhea, and skin rashes

What can happen if sick people don't cover their mouth or frequently wash their hands?

• They will become immune to pathogens

• They will develop non-infectious agents

• They will spread pathogens in the environment

• They will become resistant to antibiotics

What can individuals do to protect themselves from infectious diseases?

• Avoid close contact with contagious, acutely ill people

• Eat a balanced diet

• Get plenty of rest and exercise

• All of the above

What is the role of a microbiologist at the CDC?

• Studying how germs work and spread

• Developing new drugs to fight disease

• Working with pathogens

• All of the above

What is the definition of immunity?

• The ability of an organism to resist a particular infection or toxin

• The ability of a living organism to transmit through the environment

• The ability of a pathogen to replicate

• The ability of a host to infect others

What should you do if you come across someone who is sick?

• Encourage them to see a doctor

• Avoid close contact with them

• Stay home if you are sick

• All of the above