Chapter 7: Asepsis and Infection Control | Questions & Answers (100 %Score) Latest
Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions
Fomite - Nonliving material, such as bed linens, stethoscope, needles, and many other objects that may
host and transfer pathogenic microorganisms.
Spore - the reproductive cell of some microorganisms such as fungi or protozoa. These cells are highly
resistant to heat and chemicals. Under proper environmental conditions they may revert to an actively
multiplying form of bacterium.
Anaerobic Microorganisms - grow in the absence of oxygen
Aerobic Microorganisms - require oxygen to live
Prodromal Stage - early sign of developing condition or disease; during this stage microorganisms grown
and multiply and patient is more capable of spreading disease to others
Leukocytosis - increase in the number of white blood cells
Vector - a living carrier for transmission of microorganisms
Joseph Lister - father of aseptic technique; reduce morbidity and mortality from infection
medical asepsis - techniques that inhibit the growth and transmission of pathogenic microorganisms.
"Clean Technique"
Surgical Asepsis - Techniques used to destroy all microogranisms and their spores.
"Sterile Technique"
How does a sterile object remain sterile? - touching other sterile objects
, Sterile touching sterile - sterile
sterile touching clean - contaminated
sterile touching contaminated - contaminated
sterile touching questionable - contaminated
sterile field out of range of vision below waist is - contaminated
air exposure and sterile object/field - prolonged air exposure causes contamination;
no talking, laughing, sneezing, coughing, etc.
Droplet Isolation - Airborne - used in patients known or suspected to have serious illness transmitted by
airborne droplet nuclei
Airborne droplet nuclei - evaporated droplets containing microorganisms that remain suspended in the
air for long periods of time.
Airborne droplet Illnesses - meningitis, pneumonia, epiglottitis, sepsis, etc.
Contact Precautions - used in patients known or suspected to have serious illness transmitted by direct
patient contact or contact with items in the patient's environment.
Contact Precaution Illnesses - GI, Respiratory, skin, wound infections with multi drug resistant bacteria,
MRSA, Diarrhea, etc.
Hand Hygiene - washing hands for 30 seconds, before gloving and immediately after doffing
Order of Donning PPE - Gown
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