Workplace Safety

Which of the following would be a Class I laser? a. CD player b. surgical laser c. laser point d. spectrometry laser

a. CD player

Which of the following guidelines for personal hygiene in the health care workplace is false? a. Do not wear fingernail polish of any shade b. Keep hair short or restrain it so that it cannot fall forward c. Keep fingernails clean and trimmed or filed short d. Do not wear necklaces or hoop earrings

a. Do not wear fingernail polish of any shade

Which of the following statements regarding OSHA-recommended engineering controls and workplace adaptation that can effectively prevent or control workplace violence hazards is false? a. Ensure that counseling or patient care rooms have only one exit to limit access b. Provide employees safe rooms for use during emergencies. c. Use a closed-circuit video recording for high-risk areas on a 24-hour basis d. Place curved mirrors at hallway intersections or concealed areas.

a. Ensure that counseling or patient care rooms have only one exit to limit access

Which of the following environmental safety precautions for laser use is false? a. Ensure that walls and ceilings have reflective surfaces b. Post warning signs on all doors c. Use nonreflective instruments d. Keep a basin of sterile water on hand in case of fire

a. Ensure that walls and ceilings have reflective surfaces

What bloodborne pathogen is acquired by sharps injuries in more than 80% of occupational acquired cases? a. HIV b. HBV c. HDV d. HCV

a. HIV

Bloodborne pathogens can enter another person's bloodstream through all of the following routes except a. absorption through unbroken skin b. penetration of the skin by a sharp object c. unprotected mucous membrane opening d. unprotected opening in the skin

a. absorption through unbroken skin

What area of the body is most vulnerable to serious blood exposures? a. eyes b. hands c. feet d. arms

a. eyes

What causes thermal-acoustic damage to the eye? a. laser pulses of duration less than 10 microseconds b. intercepting a laser beam with the eye c. radiation wavelength that excites reaction between organic molecules d. UV or IR light entering the eye

a. laser pulses of duration less than 10 microseconds

What level of hazard does a DANGER label on a chemical container indicate? a. most severe b. very severe c. lethal d. least severe

a. most severe

Which of the following should not be included on a chemical label? a. potability b. toxicity c. reactivity d. radioactivity

a. potability

All of the following are OSHA risk factors for violence to health care workers except __________. a. solo work, often in remote locations b. increased use of hospitals by police for criminal holds for the acutely disturbed, violent individuals c. high staffing levels during meal and visiting times d. the availability of drugs or money at health care facilities

a. solo work, often in remote locations

Which of the following devices is not usually responsible for a sharps injury? a. synthetic sutures b. drain trocars c. cautery tips d. guide wires

a. synthetic sutures

When did OSHA's workplace safety regulations become federal law? a. 1958 b. 1970 c. 1987 d. 1932

b. 1970

Which of the following is a true statement concerning safety precautions for using lasers? a. Laser plumes are harmless vaporization of tissue b. A gold wedding band can reflect the light of a laser c. Endotracheal tubes can be protected by wrapping them with surgical tape d. Eye protection does not need to be worn with Class IV lasers

b. A gold wedding band can reflect the light of a laser

Which of the following statements concerning safely handling sharps and sharps boxes is true? a. Use your fingers only to recap those needles that must be reused during a procedure for incremental injection. b. Avoid unnecessary assisting by keeping hands away from the incision during cutting and suturing. c. If it is necessary to remove a sharp from a sharps box, always use an instrument d. Protect other personnel by leaning over the incision when suturing or cutting is taking place.

b. Avoid unnecessary assisting by keeping hands away from the incision during cutting and suturing.

Which of the following is not one of the most common bloodborne pathogens that concern operating room personnel? a. HIV b. HEV c. HCV d. HBV

b. HEV

Which of the following is not post-exposure protocol to treat exposure to blood and bloodborne pathogens? a. Flush exposed mucous membranes with water b. Inject antiseptics or disinfectants into the wound c. Flush exposed eyes with water or saline solution d. Use soap and water to wash areas as soon as possible after exposure

b. Inject antiseptics or disinfectants into the wound

Which of the following CDC guidelines for medical and aseptic hand washing is false? a. Where faucets are operated by hand, use a dry paper towel to turn off the water b. Perform a vigorous 60-second hand washing c. Use friction, running water, and a cleansing agent d. When possible, use a sink operated by foot, leg, or elbow controls

b. Perform a vigorous 60-second hand washing

Which of the following statements concerning traffic control in the operating room suite is false? a. Greater amounts of airborne contamination can be expected with increased movement b. The mixing of operating room air with corridor air decreases the bacterial count in the room c. Operating room doors should remain closed except for the movement of staff or equipment d. Keep the movement of staff members to a minimum while a surgical procedure is in progress

b. The mixing of operating room air with corridor air decreases the bacterial count in the room

An approach to infection control to treat all human blood and certain human body fluids as if they were known to be infectious is the purpose of what document? a. Basic Precautions b. Universal Precautions c. Global Precautions d. Standard Precautions

b. Universal Precautions

Which statement below is not recommended as a Standard Precaution? a. Change gloves between patient contacts b. Wash or clean examination gloves before removal and disposal c. Put all specimens in a moisture-proof container with secure lid d. Wear a fluid-resistant gown, face shield, or goggles and a mask during procedures likely to generate splashing or splattering of blood or body fluids

b. Wash or clean examination gloves before removal and disposal

In which type of ionizing radiation can the radiation particles be prevented from penetration by a piece of paper or by human skin? a. beta b. alpha c. gamma d. sigma

b. alpha

Which of the following conditions requires immediate notification of the health care facility radiation safety officer? a. any situation in which radioactive material will be used b. any accident resulting in direct exposure to personnel c. radioactive contamination inside a licensed area d. receipt of all radioactive shipments

b. any accident resulting in direct exposure to personnel

Which of the following is a serious effect caused by massive radiation exposure? a. disturbances in blood cell formation b. bone marrow injury c. carcinogenesis d. anorexia

b. bone marrow injury

Surgical plume has contents similar to other smoke plumes, including a. carbon monoxide, carbon dioxide, and trace toxic gases b. carbon monoxide, polyaromatic hydrocarbons, and trace toxic gases c. carbon dioxide, trace toxic gases, and slight traces of radiation d. carbon dioxide, polyaromatic hydrocarbons, and trace toxic gases

b. carbon monoxide, polyaromatic hydrocarbons, and trace toxic gases

Which of the following is not a common fire ignition source in the operating room? a. lasers b. compressed gasses c. electrosurgical/cautery equipment d. high intensity light cords

b. compressed gasses

Which of the following reactions to latex is a systemic allergic reaction? a. contact dermatitis b. delayed cutaneous hypersensitivity (Type IV allergy) c. immediate reaction (Type I allergy) d. irritant dermatitis

b. delayed cutaneous hypersensitivity (Type IV allergy)

Which type of ionizing radiation is most penetrating? a. beta b. gamma c. alpha d. sigma

b. gamma

Which of the following is not a substance that requires gloves as listed in Standard Precautions? a. mucous membranes b. intact skin c. synovial fluid d. amniotic fluid

b. intact skin

Which of the following substances may be used to clean an operating room floor? a. common floor wax b. iodophor c. ordinary detergent d. linseed oil

b. iodophor

When should contaminated needles be manually recapped? a. before setting them down b. never c. immediately after use d. before discarding them

b. never

What is the proper way to turn corners in a health care facility? a. cautiously, checking around corner for oncoming personnel/equipment before turning b. slowly, checking ceiling mirrors on intersecting walls c. slowly, at least 5 feet from left wall and checking mirrors d. carefully, at least 5 feet left of right wall and checking mirrors

b. slowly, checking ceiling mirrors on intersecting walls

Which of the following would be a Class IIIb laser? a. surgical laser b. spectrometry laser c. CD player d. laser point

b. spectrometry laser

Which of the following is not a common cause of needle or scalpel sharps injury? a. holding needle in hand while tying b. tying while needle is unattached c. suturing and cutting using fingers as a backstop d. assembling and disassembling scalpel

b. tying while needle is unattached

Which of the following is the proper way to maneuver a wheelchair into an elevator that has been placed on HOLD? a. Push the wheelchair in, and then back it out at the desired floor b. Push the wheelchair in, and then turn it sideways to avoid bumping the patient's feet c. Back into the elevator, pulling the wheelchair in after you. d. Push the wheelchair in, and then turn it to face the doors

c. Back into the elevator, pulling the wheelchair in after you.

Which type of hepatitis is transmitted primarily through contact with feces of an infected person? a. HBV b. HDV c. HAV d. HCV

c. HAV

Which of the following is a mutating virus for which researchers have been unable to find a cure or vaccine? a. HDV b. HBV c. HCV d. HAV

c. HCV

Which type of hepatitis is a defective virus that needs the hepatitis B virus to exist? a. HCV b. HBV c. HDV d. HEV

c. HDV

Which of the following statements is true? a. The cornea and conjunctiva tissue surrounding the eye cannot be damaged by exposure to laser light b. UV or IR laser light wavelengths are capable of penetrating the retina c. Prolonged exposure to low-level laser radiation causes irreversible changes in biological tissue d. The skin can suffer thermal-acoustic damage from laser light

c. Prolonged exposure to low-level laser radiation causes irreversible changes in biological tissue

Which of the following statements concerning static electricity is true? a. Static electricity is an uncommon hazard in the operating room b. A conductive operating room floor does not prevent accumulation of static electricity c. Static electricity produces a spark which can ignite materials in the operating room d. Static electricity can cause patient shock or burns

c. Static electricity produces a spark which can ignite materials in the operating room

What is the prognosis for the patient infected with HIV? a. complications such as cirrhosis b. chronic carrier c. death d. complete recovery

c. death

What type of ionizing radiation are x-rays? a. beta b. alpha c. gamma d. sigma

c. gamma

What is the traditional U.S. color for oxygen cylinders? a. red b. yellow c. green d. blue

c. green

Which of the following is a delayed effect caused by repeated or prolonged radiation exposure? a. tissue necrosis b. anorexia c. leukemia d. genetic changes

c. leukemia

Which of the following is true concerning OSHA and its role in workplace health and safety? a. providing employers with MSDS on each hazardous substance used by employees b. setting maximum standards and requirements for employers and employees c. operates under the U.S. Department of Labor d. providing the CDC with records of employee occupational injuries and illnesses

c. operates under the U.S. Department of Labor

OSHA requires employers to develop a written HazCom program to include education/training in all of the following areas except a. material safety data sheets b. warning labels on containers c. portable extinguisher use d. proper handling, use, storage, and transportation of chemicals

c. portable extinguisher use

How should a stretcher be moved? a. with the patient's head away from your body b. pulled c. pushed d. with the brake partially engaged

c. pushed

Standard Precautions recommend gloves for all of the following situations except a. performing phlebotomy b. handling urine or feces c. taking blood pressure d. performing finger or heel sticks in infants and children

c. taking blood pressure

For what type of procedures are fluid resistant gowns selected as appropriate personal protective equipment? a. those in which massive blood or fluid contamination is expected b. those associated with significant blood loss and prolonged duration c. those that have low risk for exposure to bloodborne pathogens d. those in which power tools present a special splatter hazard

c. those that have low risk for exposure to bloodborne pathogens

Which of the following is not a reason for choosing powder-free, hypoallergenic gloves? a. to prevent allergen coated particles from becoming airborne and contaminated large areas b. to minimize skin contact time with potential latex allergen c. to cure a latex allergy d. to prevent latex allergen from transferring from the latex to the powder

c. to cure a latex allergy

What is the MAIN purpose of head wear as personal protective equipment? a. to keep hair off face and out of eyes b. to keep head warm in air conditioned operating room c. to prevent hair and scalp debris from contaminating patient d. to repel blood and body fluids

c. to prevent hair and scalp debris from contaminating patient

What bloodborne pathogen is harbored by up to 18% of emergency room patients? a. HIV b. HDV c. HBV d. HCV

d. HCV

What virus permits opportunistic infections, malignancies, and neurologic diseases such as Karposi's sarcoma, lymphoma of the brain, and certain types of pneumonia? a. HBV b. HEV c. HCV d. HIV

d. HIV

Which of the following is not an environmental safeguard for preventing electrical fires in the operating room? a. Keep operating room doors closed to maintain static pressure b. Use only cotton blankets or sheets c. Keep operating room humidity between 55% and 60% d. Keep operating room at an average temperature of about 75 F

d. Keep operating room at an average temperature of about 75 F

Which of the following is not a personnel radiation safety practice? a. When possible, rotate assignments on procedures that involve radiation b. Use a monitoring device to measure accumulated exposure to radiation c. Turn off x-ray machines when not in use d. Remove radioactive elements from lead-lined box no more than one hour before use

d. Remove radioactive elements from lead-lined box no more than one hour before use

Which of the following statements concerning personnel safeguards for preventing electrical fires in the operating room is false? a. Never use open flames in the operating room b. Never move a patient from one area to another while flammable anesthetic is being administered c. Cover all hair to prevent electrostatic sparks d. Wear nonconductive shoe covers

d. Wear nonconductive shoe covers

All of the following instances require hands to be washed except a. at the beginning of each work shift before and after prolonged contact with b. a patient c. any time there is doubt about the necessity for doing so d. before leaving home for work

d. before leaving home for work

Standard Precautions recommend washing hands in each of the following situations except __________. a. immediately after contact with body substances or moist body surfaces b. immediately after removing gloves c. between patients d. before removing gloves

d. before removing gloves

What is the traditional U.S. color for nitrous oxide cylinders? a. green b. red c. yellow d. blue

d. blue

What may be used for cleaning blood and body fluid spills? a. mild soap and water b. detergent and water followed by a diluted bleach solution c. detergent and water followed by an EPA-registered tuberculocidal disinfectant d. both B and C

d. both B and C

Blood borne pathogens can be transmitted by all the following except a. tissue culture b. breast milk c. semen and vaginal secretions d. cartilage

d. cartilage

What does the term endemic mean? a. affecting a large number of individuals within a population b. an endothermic biological reaction c. occurring over a very wide geographic area d. characteristic of or prevalent in a particular environment

d. characteristic of or prevalent in a particular environment

What type of ionizing radiation requires a shield at least as thick as a concrete wall to protect yourself from its rays? a. sigma b. alpha c. beta d. gamma

d. gamma

Which of the following is not a transmission method for HBV? a. sexual contact b. perinatal c. parenteral d. inhalation

d. inhalation

Which of the viewing methods illustrated below is most hazardous to the human eye? a. intrabeam viewing of a specularly reflected (secondary) beam from a flat surface reflector b. extended source viewing of a normally diffuse reflection c. intrabeam viewing of a specularly reflected (secondary) beam from a curved surface reflector d. intrabeam viewing of direct (primary) beam

d. intrabeam viewing of direct (primary) beam

What type of reaction to latex is described as a skin irritation that does not involve the body's immune response? a. immediate reaction (Type I allergy) b. contact dermatitis c. delayed cutaneous hypersensitivity (Type IV allergy) d. irritant dermatitis

d. irritant dermatitis

What level of hazard does a CAUTION label on a chemical container indicate? a. very severe b. lethal c. most severe d. least severe

d. least severe

Bloodborne pathogens are found in all of the following except a. lungs b. spleen c. kidneys d. liver

d. liver

For what procedures are trauma boots appropriate personal protective equipment for protection from bloodborne pathogens? a. orthopedic b. ophthalmic c. abdominal d. obstetricalv

d. obstetricalv

For what procedure are space suits most commonly worn? a. pediatric b. ophthalmic c. abdominal d. orthopedic

d. orthopedic

Which of the following is not an OSHA regulation required of employers? a. providing protection from high noise levels b. providing a workplace free from serious recognized hazards c. keeping records of work-related injuries and illnesses d. providing training for fighting facility fires

d. providing training for fighting facility fires

Sunburn is an example of what type of burn? a. thermal b. electrical c. chemical d. radiation

d. radiation

What causes latex allergy? a. proteins in latex rubber b. carbohydrate powders in processed latex c. mechanical abrasive effect of glove powder d. reaction of sweat with the IgE in latex

d. reaction of sweat with the IgE in latex

Which of the following would be a Class IV laser? a. spectrometry laser b. laser pointer c. CD player d. surgical laser

d. surgical laser

What type of burn is caused by contact with hot objects? a. radiation b. chemical c. electrical d. thermal

d. thermal

Which of the following is not a reason for grounding all electrical equipment in the operating room? a. to prevent stray leakage current from grounding through a patient or other surgery personnel b. to prevent leakage of current c. to allow stray leakage current to return harmlessly to earth d. to channel stray leakage current through the grounded operating room floor

d. to channel stray leakage current through the grounded operating room floor

Which of the following is not a health-care related cause of patient thermal burns? a. pooling of prep solution under the patient when using electrocautery b. using alcohol sponges when using electrocautery c. physical fire d. using hyperthermia unit with mattress below 140 F

d. using hyperthermia unit with mattress below 140 F

Which of the following is not an appropriate work practice to reduce the chance of reactions to latex? a. not using oil-based hand creams b. changing ventilation filters and vacuum bags frequently c. removing gloves promptly after completing a procedure d. washing hands with mild soap and water before removing gloves

d. washing hands with mild soap and water before removing gloves

When is neck wear an appropriate addition to standard operating room personal protective equipment? a. when operating room temperatures must be lowered below 60 F b. when wearing a collarless surgical gown c. when the surgical technologist has a cold d. when patient is a known carrier of bloodborne pathogen

d. when patient is a known carrier of bloodborne pathogen

What is the traditional U.S. color for air cylinders? a. red b. blue c. green d. yellow

d. yellow