Medical Asepsis & Infection Control Exam
Study Guide with Complete Solutions
Infection - ✔️✔️An invasion of body tissue by microorganisms and their subsequent proliferation
there, with damage to host tissue.
Infectious Agent - ✔️✔️A microorganism that causes infections.
Asepsis - ✔️✔️Freedom from disease-causing microorganisms.
Medical Asepsis - ✔️✔️Techniques used to control and to reduce the spread of pathogenic
microorganisms. A medical aseptic technique is hand washing.
Surgical Asepsis - ✔️✔️Techniques used to destroy all pathogenic organisms before they can enter
the body. One surgical aseptic technique is sterilization of surgical equipment.
Nosocomial Infections - ✔️✔️Infections that are associated with the delivery of health-care
services in a health-care facility.
Health-Care-Associated Infections - ✔️✔️Infections that are contracted by either patients or
personnel in places where health-care services are delivered.
Bacteremia - ✔️✔️Bacteria in the bloodstream.
Types of Organisms causing infections? (5) - ✔️✔️1.Bacteria
2.Viruses
3.Fungi
4.Protozoa
5.Helminths
Bacteria - ✔️✔️The most common infection-causing microorganisms, large enough to be seen
with light microscope, can replicate outside of host cells, fairly easily grown in laboratory.
Viruses - ✔️✔️Must enter in living cells in order to reproduce, can only be seen by an electron
microscope, cannot be grown in most hospital laboratories.
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