AORN Final Exam 2023 Questions and Answers 100% Verified
Transmission Based Precautions - Correct Answer Contact: MRSA, C Dif, direct
(people) or indirect (instruments)
Droplet: keep patients 3 feet away, put mask on for transport
Airborne: TB, rubeola, varicella, bypass pre-op, wear PPE, N95 mask, HEPA filtered room, wait to clean for 28 minutes for room to filter 99%, last case of day, single patient room, mask for transport, DO NOT need to contact risk management Principle Elements of an Infection - Correct Answer Source or reservoir: people, door handle
Susceptible host: port of entry into human
Method of Transmission: direct, droplet, etc.
Standard Precautions - Correct Answer *one of the most effective ways to prevent disease transmissions
Hand hygiene: nurse wash hands PRIOR to greeting patient in pre-op
PPE Patient resuscitation Environmental control/contamination
OSHA Blood Borne Pathogen Standards - Correct Answer PPE: protects mucous
membranes
Garments: clothing protects skin
Masks: protects mouth
Eye protection: splashing
Surgical Caps and Coverings
Gloves: need two lays to avoid barrier failure or micro perforations
*don't use paper PPE Prevention of SSI - Correct Answer Most from patient's own flora
*Sterile technique: all term members need to utilize this
*Surgical Attire: suit, mask, cap, etc
*Skin Antisepsis: remove transient bacteria and resident microbes with least friction Hand hygiene Minimizing OR traffic Sterilization Method Test/Treat Staph aureus pre-operatively
Multi-Drug Resistant Organisms - Correct Answer MRSA:
VRE: 1 / 2
how to prevent in a hospital setting: contact precautions until test negative, hand hygiene, environmental cleaning, educate staff about behavior, prevent UTIs and lower resp. infections Prevention of CLABSI - Correct Answer hand hygiene, sterile technique, daily baths, use CHG with alcohol, scrub hub, change soiled dressings, try to DC it as soon as possible Prevention of CAUTI - Correct Answer *most common HAI aseptic technique, use for appropriate indications, remove as soon as possible, identify at risk patients (obstetric patients)
Wound Class: Class 1 Clean - Correct Answer Not infected or inflamed
Did not enter respiratory, alimentary or genitourinary tract Wound closed primarily closed or with bulb drain non penetrating blunt Trauma ex: fresh surgical incision total knee, hernia repair, breast surgery, thyroidectomy, laminectomy Wound Class: Class 2 Clean Contaminated - Correct Answer Not infected or inflamed Entered respiratory, alimentary or genitourinary tract under controlled conditions
Ex: Colon resection, gall bladder, fetal demise, trach, c section, hysterectomy
Wound Class: Class 3 Contaminated - Correct Answer Break in sterile technique,
unsterile instrument Non purulent inflammation (no pus) Visible spilled from GI tract fresh, open accidental Ex: open leg wound from car accident, c section with meconcium, fetal demise with infection Wound Class: Class 4 Dirty, infected - Correct Answer Retained devitalized tissue like gangrene, presence of purulence (pus) ex: perforated appendix with purulent drainage, debridement, systemic infection, necrosis Vaccinations for HC Workers - Correct Answer Varicella, Hep B, Influenza Immunity from pertussis, rubella, measles, mumps, tetanus, typhoid TB screening annually Which of the three elements required for an infection to occur is related to inanimate environmental surfaces?Method of Transmission Susceptible Host
- / 2