Causes Of Disease

Question 1

Transmission of blood or body fluids through touching (including shaking hands), kissing, coughing, sneezing, and talking.

Answer 1

Direct Transmission

Question 2

Transmission of blood or body fluids through contact with an intermediate contaminated object, such as a razor, extractor, nipper, or an environmental surface.

Answer 2

Indirect Transmission

Question 3

Invasion of body tissues by disease-causing pathogens.

Answer 3

Infection

Question 4

Nonscientific synonym for disease-producing organisms.

Answer 4

Germs

Question 5

Any organism of microscopic to submicroscopic size.

Answer 5

Microorganism

Question 6

Organism that grow, feed, and shelter on or in another organism (referred to as the host), while contributing nothing to the survival of that organism. Parasites must have a host to survive.

Answer 6

Parasites

Question 7

Various poisonous substance produced by some microorganisms (bacteria and viruses).

Answer 7

Toxins

Question 8

A parasitic submicroscopic particle that infects and residues in cells of biological organisms. A virus is capable of replication only through taking over the host cell’s reproductive function.

Answer 8

Virus

Question 9

One-celled microorganisms having both planet and animal characteristics. Some are harmful and some are harmless.

Answer 9

Bacteria