Chapter 5 Exam

Effective surgical smoke evacuator units suction and filter particles as small as:

0.1-0.5 um

What distance from the impact site of a laser beam on tissue should the smoke evacuator be positioned to capture 98% of the plume?

1 cm

What are the Centers for Disease Control and Prevention (CDC) guidelines for OR air exchanges per hour?

20-25% with 20% fresh outside air

What distance from the portable x-ray unit should sterile members of the surgical team stand to reduce their exposure while the image is being taken?

6 ft

Unless the patient is at risk of hypothermia, the temperature range in the OR should be between:

69-73 degrees

Which of the following organizations sets standards for electrical safety, sterilization, and use of medical devices?

AAMI

Where are surgical instrument "booms" mounted in an operating room?

Ceiling

Which of the following would be least damaging to and most effective on a fire involving a laser generator or electrosurgical unit?

Class D halon extinguisher sprayed on unit

Locker rooms, administrative offices, and the departmental main desk are examples of semirestricted areas in the OR suite. T/F

False

Which type of natural immunoglobulins are responsible for the type I serious allergic reactions to rubber-containing items?

IgE

What is the abbreviation for the sets of references that provide information about all potentially hazardous chemicals used in the perioperative setting and must be accessible to health care workers?

MSDS

Which of the following national agencies is an arm of the CDC and functions under the U.S. Department of Health and Human Services to research and establish permissible exposure limits for chemical vapors and gases?

NIOSH

Which governmental agency mandates that operating rooms have a biohazard exposure control plan and make personal protective equipment available for personnel at risk?

OSHA

Which of the following is the mnemonic used to remember the steps for operating a fire extinguisher?

PASS

What is the acronym for the treatment administered to a surgical technologist within 2 hours following a needle stick during a procedure on a patient with HIV?

PEP

Which type of ventilation system provides a supply of clean air and reduces contaminants and fumes from the OR?

Positive; undirectional

Which of the following is the mnemonic used to remember the steps to take in the event of a surgical fire?

RACE

Which of the following acronyms refers to the immunoassay used to diagnose latex allergy?

RAST

The post-anesthesia care unit (PACU) was previously often referred to as:

Recovery

An operating room where a surgical procedure is in progress would be considered what type of area?

Restricted

Infectious, blood-saturated and dripping, regulated medical waste should be contained and discarded in red bags with a biohazard symbol. T/F

True

Soiled sponges from the operative field are discarded into low-to-the-floor, rolling, lined kick buckets. T/F

True

All of the following are ways to reduce personnel radiological exposure EXCEPT:

amplification

Which of the following is the large piece of OR furniture onto which most sterile supplies are opened and organized for use during a case?

backtable

Which of the following is NOT part of a three-prong plug?

bipolar wire/ prongs

Which type of procedure would require an operating table with a fluid drain pan attachment?

cystoscopy

Harvey Cushing, M.D., and William Bovie, Ph.D., collaborated in the 1926 to create the first:

electrosurgical unit

Which of the following terms relates to the potential impact on personnel from the duties of the job description or the handling and use of equipment and supplies encountered within the perioperative environment?

ergonomics

Which of the following diagnostic studies emits ionizing radiation?

fluoroscopy

Which of the following is commonly used as a tissue fixative and preservative for surgical specimens sent to pathology?

formalin

The emergency shut-off valve for the supply of oxygen into an operating room is designated by which color?

green

What is the electrical engineering safety device required for all operating room electrical outlets?

ground fault interrupter

Which of the following is a substance that is derived from tropical trees and that patients and health care workers may be highly allergic to?

latex

Which of the following components of personal protective equipment (PPE) are worn for procedures using fluoroscopy?

lead apron and thyroid shield

Which characteristic of surgical overhead lights allows the surgeon to differentiate between the colors of arterial and venous blood or subtle color changes in tissues?

lightbulbs that approximate sunlight

Which of the following is the type of head fixation device that attaches to the operating table used frequently for craniotomy procedures?

mayfield brace

Which piece of OR furniture is usually the MOST proximal to the operative site?

mayo stand

A strategy to avoid intraoperative sharps injuries is to establish and use which type of a zone?

neutral

What are the preferred characteristics common to the walls, floors, cabinets, and doors in an operating room?

nonporous and waterproof

Frozen section biopsies are sent to which hospital department for analysis?

pathology

Equipment with the highest potential for serving as ignition sources in surgical fires include all of the following EXCEPT:

phacoemulsification probes

Which of the following is NOT a category of hazard for OR personnel or surgical patients?

physiological

What term is used for the smoke that is generated by use of a laser or electrosurgical unit pencil on tissue?

plume

What is the chemical name of the powder and liquid mixture used as bone cement for placement of prostheses?

polymethyl methacrylate

The Wilson frame is used for positioning a patient in which of the following surgical positions?

prone

Which of the following should be used by surgical team members to prevent potential injury from tasks involving heavy lifting, moving of equipment or patients, and long periods of standing or sitting?

proper body mechanics

The part of the complete ESU circuit that delivers alternating current back from exposed tissue to the ESU generator is the:

pt return electrode

Why would surface-mounted sliding doors be preferred over swinging doors in an operating room?

reduces air tubulence

What is the name of the system attached to all anesthesia machines to remove waste anesthesia gases?

scavenger

All of the following are articulating breakpoints or removable sections of an operating table EXCEPT:

side

Which type of electricity is generated primarily by friction between two surfaces?

static

The visual representation of the components necessary to support a fire is which of the following geometric shapes?

triangle

Polymethyl methacrylate is a gas used to sterilize heat-sensitive surgical instruments, but must be aerated from items before use on the patient. T/F

true

The physical design of an OR suite is designed to control personnel, patient, and supply traffic and may be of a race track, hotel, or specialty grouping type. T/F

true

What is the term used for the process of cleaning an OR after one procedure and preparing for a subsequent one?

turnover