Definitions Flashcards
Lister
Discovered how to use antiseptic to disinfect surgical equipment/supplies
Hippocrates
Father of western medicine (simple treatments, then strong drugs, then surgery)
Holmes
Holmes: Showed disease can be spread via healthcare provider
Semmelweis
Wash hands (communicable)
Infection
Invasion of body tissue by microorganisms and their growth
Infectious agent
Microorganisms invade the body and cause infection
Asymptomatic/subclinical
A microorganism produces no clinical evidence of disease
Disease
Detectable alteration in normal tissue function
Communicable disease
When an infectious agent can be transmitted to an individual by direct/indirect contact/as an airborne infection
Pathogenicity
Virulence is the ability to produce disease
Pathogen
M.O that causes disease
Asepsis
The freedom from disease causing M.Os (minimize them)
Sepsis
Infection, disease causing MOs
Local infection
Limited to the specific part of the body where MOs remain
Systemic infection
MOs spread and damage different parts of the bod
Acute infection
Generally appears suddenly/last short amount of time
Chronic infection
May occur slowly, over a long period of time and may last months/years
Incubation (stage of infection)
Pathogen enters the body to the appearance of first signs symptoms
Prodromal stage (stage of infection)
Early signs and symptoms of a disease, vague and nonspecific (most infectious)
Full stage illness (stage of infection)
Presence of specific signs and symptoms
Covalescent period (stage of infection)
Recovery for the infection signs and symptoms disappear
Immunocompromised
Low resistance to infectious MO
Exposure
Increased number of disease causing organisms and types of disease causing organisms
Invasive procedure
Invasive procedure: Going into the body beyond normal body boundaries
