Disease Spread

Organisms that cause diseases are called?

• Pathogens

• Hosts

• Phagocytes

• Toxins

Organisms like ticks and mosquitos that spread diseases are called?

• Fungi

• Parasites

• Vectors

• Pathogens

Any condition that interferes with the proper functioning of the body or mind is a(n)_______________.

• Pathogen

• Disease

• Infection

• Illness

Which pathogen causes Malaria?

• Protist

• Virus

• Bacteria

• Fungi

Which disease is contagious?

• Diabetes

• Heart disease

• Tuberculosis

• Scurvy

Which situation would most favor the spread of infectious disease?

• overcrowding

• use of vaccines

• small population

• sanitary conditions

Which most likely spreads disease such as rabies or Lyme disease?

• contact with an infected animal

• contact with an infected human

• ingesting contaminated food

• breathing contaminated air

Which is the main risk associated with being a disease carrier?

• A carrier can unknowingly spread the disease to others.

• A person is more difficult to cure if he or she is a carrier.

• A person is more likely to die once he or she becomes a carrier.

• A carrier can use up all the available medicine in a local area.

Scientists are trying to prevent an epidemic of a highly contagious disease. What information should the scientists study first?

• how the disease reproduces

• the treatment of the disease

• the symptoms of the disease

• how the disease is transmitted

Which action would most quickly reduce the spread of an infectious disease?

• isolating all carriers

• improving sanitary conditions

• restricting population growth of the vector

• increasing the population density of humans in the area.