Understanding Communicable Diseases

Bacteria, Viruses, Fungi, Parasites

Viruses must enter a living cell in order to reproduce.

Etiologic agent, Reservoir, Portal of exit, Mode of Transmission, Portal of entry, Susceptible host

<p>Reservoir is the source of microorganisms.</p> Signup and view all the answers

<p>The young and the elderly are often the most vulnerable.</p> Signup and view all the answers

<p>Number of microorganisms, Pathogenicity, Ability to enter the body, Host susceptibility, Ability to live in the host's body</p> Signup and view all the answers

<p>Direct transmission, Indirect transmission, Vector-borne transmission</p> Signup and view all the answers

<p>Fomites are inanimate objects or materials that can carry infectious agents. Examples include handkerchiefs, toys, soiled clothes, cooking utensils, and surgical instruments.</p> Signup and view all the answers

<p>A vector is an animal or flying/crawling insect that serves as an intermediate means of transporting infectious agents.</p> Signup and view all the answers

<p>A susceptible host is a person who is at risk for infection.</p> Signup and view all the answers

<p>Microorganisms can enter the body of a host through any break in the skin.</p> Signup and view all the answers

<p>Impairment of the body's natural defenses and other factors can affect susceptibility to infection.</p> Signup and view all the answers