AORN Periop 101 Final Exam (2025 / 2026) Expected Questions and Revised Correct Answers. with 100% Guarantee Pass

AORN Periop 101 Final Exam (2025 / 2026) Expected Questions and Revised Correct Answers. with 100% Guarantee Pass Mechanical friction - ANSWER Does not remove resident bacteria effectively. Resident bacteria - ANSWER Bacteria that normally inhabit the skin. Antimicrobials - ANSWER Agents that inhibit microbial growth. Chemical burns - ANSWER Injury from prolonged antiseptic contact. Thermal burns - ANSWER Injury caused by heat from antiseptics. Povidone-iodine - ANSWER Antiseptic that disrupts cell membranes. Preoperative skin prep - ANSWER Cleans skin to reduce microbial load. Hair removal - ANSWER Not documented if it doesn't interfere with surgery. Clean to dirty prep - ANSWER Start cleaning at incision site, move outward. Common resident bacteria - ANSWER Includes Staphylococcus and diphtheroid bacilli. Skin prep documentation - ANSWER Includes allergies and prep performer's name. Surgical wound infections - A NSWER Lead to decreased hospital income. Antimicrobial contact time - ANSWER Effective after time specified by manufacturers. Prep extremity positioning - ANSWER Prevents solution from running toward incision. Surgical prep objectives - ANSWER Remove dirt, oil, microbes; prevent regrowth. Skin sterilization - ANSWER Not achievable through skin prep alone. Intraoperative time - ANSWER Duration of surgery affected by infections. Depilatory use - ANSWER Not always required for hair removal. Scrubbing nails - ANSWER Important before formal skin preparation. AORN guidelines - ANSWER Provide standards for patient skin preparation. Surgical scrub solutions - ANSWER Used before applying surgical paint. Injuries from equipment malfunction - ANSWER Can occur during prolonged antiseptic use. Stomas - ANSWER Surgical openings for waste elimination. Chlorhexidine gluconate - ANSWER Neurotoxic topical antimicrobial agent. Iodophor with alcohol - ANSWER Provides rapid microbial reduction on skin. Vaginal prep - ANSWER The vagina should not be prepped first. Hand hygiene - ANSWER Performed after touching surfaces or linens. Alcohol-based rub - ANSWER Used when hands are not visibly soiled. Hand hygiene duration - ANSWER Minimum 15 seconds with soap and water. Alcohol-based hand rub amount - ANSWER Use manufacturer's recommended amount. Fingernail length - ANSWER Maximum length is 2 mm (0.08 inch). Healthy skin measures - ANSWER Dry hands completely before wearing gloves. Jewelry policy - ANSWER No jewelry is acceptable in patient care areas. Surgical hand antisepsis - ANSWER Primary defense against pathogen transmission. Sterile gown front - ANSWER Sterile from chest to level of sterile field. Gloving method - ANSWER Assisted gloving with cuffs at fingertips. Surgical glove change frequency - ANSWER Change if technique breaks or glove tears. Microbial counts - ANSWER Reduction in microbial counts is essential. Extremity prep positioning - ANSWER Incision site should be upper-most position. Ophthalmic prep solution - ANSWER 5% sterile solution available for eye prep. Scrubbing nails - ANSWER Necessary if fingers or toes in surgical field. Moisturizing products - ANSWER Approved products help minimize hand dermatitis. Operating room bed controls - ANSWER Hand hygiene after touching is crucial. Spore-forming organisms - ANSWER Special care needed when handling these patients. Surgical masks - ANSWER Protective gear against airborne pathogens. Hand Hygiene Assessment - ANSWER Preferred method is direct observation. Surgical Site Infection Rate - ANSWER Approximately 5% of surgical patients develop infections. Strikethrough - ANSWER Fluid seepage through sterile material causing contamination. Stockinette Drape - ANSWER A tubular drape designed for specific surgical use. Sterile Field Opening - ANSWER Secure cables and tubing with non-perforating devices. Sterile Drape Surfaces - ANSWER Only the top surface is considered sterile. Drape Contamination Conditions - ANSWER Contaminated if a hole is found or dropped. Laparotomy Draping - ANSWER Place laparotomy sheet opening directly over the site. Eye Procedure Draping - ANSWER Maintain a lint-free environment and adequate air exchange. Equipment Draping Procedures - ANSWER Drape equipment close to use following instructions. Scrubbed Person's Hands Position - ANSWER Hands should be above waist level. Surgical Attire Requirement - ANSWER Wear attire anytime entering the operating room. Infection Transmission Prevention - ANSWER Keep operating room doors closed. Automated Monitoring - ANSWER Method for assessing hand hygiene using technology. Self-reporting - ANSWER Method where individuals report their own hygiene practices. Direct Observation - ANSWER Monitoring hand hygiene practices in real-time. Cables and Tubing - ANSWER Should be secured to maintain sterile field integrity. Draping Technique - ANSWER Unfold drapes inward toward the surgical site. Drape Placement - ANSWER Incorrect placement renders drapes contaminated. Contaminated Drapes - ANSWER Drapes are contaminated if dropped below waist level. Patient Draping Considerations - ANSWER Consider patient comfort and safety during procedures. Surgical Site Infection Prevention - ANSWER Focus on minimizing contamination during surgery. Operating Room Protocols - ANSWER Follow strict protocols to ensure patient safety. Hand hygiene - ANSWER Essential practice before surgical procedures. Surgical hand antisepsis - ANSWER Specific hand hygiene for surgical settings. Sterile field - ANSWER Area free from all microorganisms. Sterile gown sleeves - ANSWER Sterile from cuff to 2 inches above elbow. Isolation precautions - ANSWER Methods to prevent infection spread. Contaminated items protocol - ANSWER Entire set is considered contaminated. Unidirectional air delivery system - ANSWER System to maintain sterile environment. Transfer of sterile items - ANSWER Only scrubbed members transfer sterile items. Draped sterile field - ANSWER Top area is considered sterile. Surgical gloves change - ANSWER Change gloves if soiled during procedures. Organizing sterile field - ANSWER Minimize exposure to contaminants. Preparing sterile fields - ANSWER Do surgical hand antisepsis before preparation. Operating room doors - ANSWER Keep closed to maintain sterility. Draping techniques - ANSWER Cover existing drapes after tumor resection. Scrubbed team positioning - ANSWER Maintain distance to protect sterile field. Surgical instruments - ANSWER Consider all opened items contaminated if one is. Air curtain positioning - ANSWER Sterile table inside air curtain. Sterile field integrity - ANSWER Keep hands above waist to maintain sterility. Surgical gown components - ANSWER Back and neckline are not sterile. Sterile field preparation timing - ANSWER Prepare fields before patients arrive. Surgical procedure efficiency - ANSWER Avoid preparing fields for multiple patients simultaneously. Heavy item transfer - ANSWER Present sharp items directly to scrubbed team. Face-to-face positioning - ANSWER Maintain this position with scrubbed team members. Effective communication - ANSWER Collaboration among nurses, anesthesia, and surgeons. Tourniquet time limit - ANSWER Should not exceed 30 minutes for safety. Physiologic effects of exsanguination - ANSWER Includes increased central venous pressure and heart rate. Common effects of tourniquet deflation - ANSWER Hypotension and decreased heart rate are common. Acid-base effects of deflation - ANSWER Elevated PaCO2 causes respiratory and metabolic acidosis. Ischemic tissue type - ANSWER Skeletal muscle is highly susceptible to ischemia. Contraindications for tourniquet use - ANSWER Significant vascular disease is a primary contraindication. False statement on tourniquet safety - ANSWER Narrow cuffs are not safer than wide cuffs. Intravenous regional anesthesia - ANSWER Cuff should not remain inflated post-procedure. Nerve damage from tourniquet - ANSWER Upper limb, radial nerve is most affected. DVT risk factors - ANSWER Age and prolonged bed rest increase DVT risk. Increased cuff pressure - ANSWER Leads to higher risk of postoperative complications. Physiologic response to tourniquet inflation - ANSWER Increased heart rate and central venous pressure. Pneumatic tourniquet deflation effects - ANSWER Decreased core body temperature is not common. Bier's block - ANSWER Requires monitoring for systemic toxic reactions. Tourniquet application screening - ANSWER Patients must be screened for local anesthetic sensitivities. Skeletal muscle ischemia - ANSWER Occurs due to prolonged tourniquet application. Cuff inflation duration - ANSWER Should not exceed recommended time limits. Peripheral circulation impairment - ANSWER History of DVT is a contraindication for tourniquets. Postoperative complications - ANSWER Increased with prolonged tourniquet time. Local anesthetic toxicity signs - ANSWER CNS abnormalities signal systemic toxic reactions. Patient assessment for DVT - ANSWER Evaluate risk factors before lower limb surgeries. Tourniquet cuff pressure - ANSWER Wider cuffs require less pressure for effectiveness. Surgical fires - ANSWER Fires occurring in the operating room during procedures. Fire triangle - ANSWER Components: oxidizing source, ignition source, fuel source. Ignition sources - ANSWER Devices that can start fires, e.g., lasers. Fuel sources - ANSWER Materials that can burn, e.g., gauze sponges. Oxidizing sources - ANSWER Substances that support combustion, e.g., oxygen. Fire risk assessment - ANSWER Evaluation performed before all operative procedures. Flash point - ANSWER Temperature at which a material can ignite. Flammable materials - ANSWER Materials with flash points less than 100° F. Combustible materials - ANSWER Materials with flash points greater than 100° F. Perioperative fire prevention - ANSWER Strategies to minimize fire risks during surgery. Multidisciplinary group - ANSWER Team responsible for developing fire management plans. Fire safety education - ANSWER Training on fire prevention and response protocols. Team member roles - ANSWER Defined responsibilities during fire emergencies. Surgical fire statistics - ANSWER Estimated 200 to 240 surgical fires annually in the U.S. Operating room fire safety principles - ANSWER Prevent, extinguish, evacuate during fire incidents. False statement about fire plans - ANSWER Plans not needed unless required by insurance. Examples of ignition sources - ANSWER Electrocautery units, fiber-optic light cords, lasers. Patient draping risks - ANSWER Increased fire risk due to oxygen accumulation. Evaporated gases risk - ANSWER Flammable prep solutions can ignite under drapes.