567. Chapter 7&9 Test Flashcards
Condition produced when an infective agent becomes established in or on a suitable host; usually have signs and symptoms
infection
Contagious viral disease which has a sudden onset, fever, and severe aches and pains
influenza
viruses, bacteria or fungi that cannot be seen with the naked eye; also called germs
Microorganism
transfer an infectious agent from one person or place to another
Transmit
one-celled microorganisms that may cause infection
Bacteria (Singular- bacterium)
a type of microorganism like yeast and mold
fungus
Fungi (plural)
part of the digestive tract through which food passes after leaving the stomach that helps digest food and eliminates waste
Intestines
microorganisms that do not cause infection
Nonpathogenic
microorganisms or substances that can produce infection
Pathogenic
natural openings in the body where microorganisms can enter
Portal of Entry
a route taken by microorganisms leaving the body, such as blood and the natural openings of the body
Portal of Exit
a person, animal, or environment in which an infectious agent lies
Reservoir
a person who is not resistant to infection by a microorganism
Susceptible Host
a type of microorganism that survives only in living in things
Virus
contagious disease caused by a virus; one early symptom is a low-grade fever
Chicken Pox
impure or unclean
Contaminated
direct transfer of microorganisms from one person to another
Direct Transmission
transmission of infection by an intermediate object, such as food, water, medical equipment, or a person’s hands, into the portal of entry of a susceptible host.
Indirect Transmission
contagious disease caused by a virus, which produces red spots on the skin
Measles
route of infection that occurs when the reservoir coughs microorganisms into the air and a susceptible host breathes them into their lungs
Airborne Transmission