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47 terms

Infection Control

Nursing Assistant Book Chp. 5 Infection Control
STUDY
PLAY
Infection
The invasion of disease-causing organism in body.
Microorganisms - Germs - Microbes
Tiny living things
Pathogens
Bacteria or viruses, cause disease.
Bacteria
Single cell, some beneficial to humans while others cause disease.
Fungi
Single or multi cell, Plant cause disease.
Virus
Smallest known infection agent.
Protozoa
Single cell, animal, live in water, cause disease.
Staph
Bacteria, common cause of infection
Strep
Bacteria, common cause of chest/throat infection
Food
Bacteria can grow well on remains of food left in patient area
Moisture
Bacteria grow well here.
Aerobic
Require oxygen to live
Light
Bacterias worst enemy
Darkness
Favors bacteria, grows rapidly.
Saprophytes
Bacteria live on dead matter
Parasites
Bacteria live on living matter
Infectious
Disease that can spread
Chain of infection
Infectious disease is transmitted and developes in persons body
Causative Agent
Pathogen that causes infection/disease
Reservior of Agent
Pathogen lives and reproduce
Portal of Exit
Pathogens leave resevior(body secretions)
Route of Transmission
Pathogen is transmitted from the reservior to new hosts body
Portal of Entry
Pathogens enter the body
Susceptible Host
Individual who harbors pathogens
Carrier
Person with disease but, shows no signs
Fomite
Object that is contaminated with pathogens
Contact Transmission
Transfer of microorganisms by contact with body surfaces
Droplet Transmission
Transfer of microorganisms by droplets propelled through air
Airborne Transmission
Transfer of microorganisms by evaporated droplets in air
Nosocomial Infection
Infection acquired in health care facility
Communicable
Refers to disease that can spread through people
Medical Asepsis - Clean Technique
Practices to maintain a clean environment
Sterile
Free from all microorganisms
Clean
Refer to object/area not contaminated by pathogens
Contaminated
Not clean
Dirty
Refer to object/area has been contaminated
Sharps
Needles, scalpels, razor blades.
Exposure
Unprotected contact with pathogens
Barrier
PPE: prevent contact with body fluids
Disinfection
Use chemical substance to kill most microorganisms
Sterilization
Killing all microorganisms including spores.
Terminal Cleaning
Cleaning of patient room after discharged.
Isolation
Specific procedures to prevent patient from infecting others
Standard Precautions
Guidelines applying to care of all patients
Transmission Based Precautions
Isolation procedures for patients with contagious disease
Flora
Microorganisms normally present in human body
Anaerobic
Can survive without oxygen