Infection Control Practice Test 1

What information must be available for all products used or stored in the dental setting?

MSDS

The two types of dry heat sterilizers are

Forced air and static air

Who was responsible for putting together the book and computer disk called "what to do before, during, and after an emergency or disaster: a preparedness tool kit for office based healthcare practices"?

AMA and Columbia university

All procedures or job related tasks that involve potential for mucous membrane or skin contact with blood, body fluids, or tissues are classified as

Category one

What is the most important information to be communicated to a hired housekeeping staff that may clean a dental office once a week?

Explain and display ' no touch zone' information

The most important documentation about a sharp stick incident is

Review of post exposure management and future avoidance

What surface is an example of a housekeeping surface?

Handwashing sink

What is the infection control protocol for digital x-ray sensors?

Barrier protection/disinfection

If a dental assistant receives a chemical splash in the eye: the assistant should immediately go to the

I wash station and flush for 15 minutes with cold water

The primary cause of dental caries is

Streptococcus mutans

Tightness (also known as lockjaw) is caused by?

Bacteria

A type one latex hypersensitivity exhibits

Immediate allergy/difficulty breathing

When should masks be discarded?

Between every patient

Items that penetrate soft tissue and/or bone are called?

Critical items

What regulatory agency approve the use of personal protective equipment?

FDA

Which of the following methods of sterilization requires a temperature of 132�C for 20 minutes?

Chemical vapor

When should a sharps container be replaced?

When it is 3/4 full

Work practice controls are an important component of injury prevention and include?

Use of devices and behavior modifications for safety

Surface disinfection is a procedure that should be employed at what intervals?

After each patient visit

All of the following are items the dental assistant should consider not wearing to work except

Corrective eyeglasses

All of the following statements are true EXCEPT:

Washing gloves between patients is an acceptable procedure

Used arch wires in stainless steel ties in orthodontics are disposed of in the?

Sharps container

Hepatitis is a disease that affects the?

Liver

Sterilization is the term applied to the

Destruction of all microorganisms including spores

What personal protective equipment should be worn when changing the ultrasonic cleaner solutions?

Protective eyewear, gown, masks, and utility gloves

Droplet nuclei are?

Small particles that are less than 5 �m and generated from dental procedures

All of the following statements are true regarding the sharps container except

Placed the container on its side for easy access

Which organization has a model exposure control plan and a model hazard communication plan on its website for all dental assistants to access?

OSHA

The following are blood-borne pathogen's

HIV and HCV

Which of the following are acceptable surface barriers?

Plastic wrap, aluminum foil, and plastic backed-paper

Which instrument processing secrets is correct?

Holding tank, ultrasonic cleaner, rinse, dry, package

Exposure determination on every employee in the dentist office is required. It involves written documentation that includes the date, the category, and the signature of the employee as mandated by?

OSHA

What major consideration is needed when treating a patient with cerebral palsy or multiple sclerosis?

Attenuated gag reflex

Chemical vapor sterilizers require a biological monitor such as?

Geobacillus stearothermophilus

The American dental Association recommends that bacteria levels and water lines be reduced to?

200 CFU

The blood-borne pathogen policy, as mandated by the occupational safety and health administration (OSHA), is that

A written policy must be in place

The new centers for disease control and prevention (CDC) guidelines on barrier protection emphasize that barriers help prevent cross-contamination but also limit the dental assistants exposure to?

Chemicals

What is one of the major health problems that results after flooding, as well as experienced with hurricane Katrina and hurricane Rita?

Mold

If blood or bodily fluids come in contact with intact skin it is considered a?

Non-exposure incident

The November 2008 centers for disease control and prevention (CDC) guidelines state?

All handpieces should be heat sterilized after each use

_______________ Implies that the same infection control practices and procedures should be adhered to for all patients (that is, blood and saliva from all dental patients are considered potentially infectious material) The intent is to protect the dental

Standard precautions

The proper way to disinfect Alginate impressions is to?

Rinse with cool water, spray with an iodophor, and bag

Which form tracks and summarizes any work related injuries and must be posted in a conspicuous place (as mandated by the occupational safety and health administration or OSHA)?

300A

Examples of semi critical items are

Mirrors, condensers, handpieces

The best way to prevent the spread of infection is to?

Use appropriate handwashing technique

Which of the following is not considered part of emergency medical equipment in the dental office?

Band-Aid

The most common bacterial shapes consist of?

Rods, spheres, and corkscrews

If a patient presents with oral/facial herpes infection, the dental assistant should?

Reschedule them for another day

Offices using latex items should schedule a text sensitive patients for the?

First appointment of the day

All of the following are true about eating lunch in the office except?

Store perishable foods in the same refrigerator with dental supplies but on their own shelf

What is potable water?

Water that is suitable for drinking

What is the reason the occupational safety and health administration (OSHA) states that eye protection devices such as goggles or glasses with solid side shields or chin-length face shields Shall be Worn whenever eyes, nose, or mouth contamination can be

Projectiles, spray or spatter, blood

Which of the following types of gloves are required for cleanup after in operative procedure?

Utility gloves

What is contained in the employee medical file?

Name, Social Security number, and proof of HBV vaccine or refusal

How often must occupational safety and health administration (OSHA) re-training take place?

Once annually

The flow of fluids through tiny, undetectable holes in gloves is called?

Wicking

All of the following are true of the office safety coordinator role except

List circumstances to be considered when treating patients with special needs

According to the centers for disease control and prevention (CDC), what is the efficiency rate with which mask filter organisms?

95%

The hepatitis B injection is administered?

Intramuscularly

All of the following are common barrier materials used in dentistry except?

Cloth sheets

Examples of bioburden are?

Saliva and blood

Which of the following are considered work practice controls?

Handwashing, using leak proof containers, and no eating in treatment room

After receiving three doses of the HPV vaccine, a healthcare worker should check the antibody level in?

Eight weeks

Do you tuberculosis skin test is accomplished by injecting a small amount of purified liquid containing TB microorganisms

Between the layers of the skin

Which of the following methods is not acceptable to sterilize metal impression trays for reuse?

Intermediate level disinfectant

The micro organisms that settle on the top layers of the skin and can be removed with handwashing are called?

Transient Flora

What type of sterilizers should be used to sterilize the high-speed handpieces?

Autoclave/chemical vapor

The most common occurrence of a sharp stick happens during?

Post treatment clean up

Examples of hazardous waste include?

Scrap amalgam, lead foil in x-ray pack, and fixer

Acceptable packaging for an autoclave would include?

Paper wrap, nylon plastic tubing, and thin cloth

Emergency preparedness includes Prior planning, such as?

Having a first aid kit, shelter in place protocol, having a common meeting place

An infection caused by microbes that infect an individual who is already weakened with a compromised immune system is called a/an?

Opportunistic infection

All of the following account for a persons susceptibility to a pathogen except?

Culture

An office accounts manager is considered which category of worker?

Category three

The hepatitis B vaccination protects against

HDV & HBV

The following are examples of intermediate disinfectants except

Alcohol

The hazardous communication standard includes all of the following except?

Water line quality of less than 500 CFU

The primary source of contamination in dental water lines is from the?

Public water supply

How often should a person receive a booster vaccination for tetanus?

Every 10 years

Which of the following is a causative agent?

Microbe

What is the size of a particle that can be inhaled?

Less than 10 �m

Which of the following are examples of sharps?

Scalpel blades, burs, and arch wires

Occupational exposure to micro organisms include all of the following except?

Food

The centers for disease control and prevention (CDC) recommends that dental personnel be vaccinated against?

Tetanus, HBV, and influenza

Which of the following is an example of an intermediate level disinfectant?

Sodium hypochlorite

A positive spore test indicates that?

Sterilization has been unsuccessful

What is the smallest microorganism?

Virus

The employer must make the HBV vaccination available to employees within?

10 working days of initial employment

Examples of engineering controls are?

Self sheathing needles and sharps container

Which organization developed the hazardous chemical labeling system?

National fire protection Association

Any inanimate object or substance capable of carrying microbes and transferring them from one individual to another is called a?

Fomite

What is the best way to minimize the formation of droplets, spatters, and aerosols?

High-speed evacuation

The benchmark for an intermediate level disinfectant is that it?

Kills myobacterium tuberculosis

The plumes that are produced when using a laser are transmitted via?

Aerosol particles

Ultrasonic cleaner is maybe tested for efficiency by?

Confirming pitting/indentations in aluminum foil

Modes of transmission of an Infectious agent to the dental assistant can occur via all of the following except?

Handwashing

The herpes simplex virus type one is transmitted via?

Direct contact with the lesion

The antibiotic that is prophylactic pre-medication of choice is?

Amoxicillin

Gowns require all of the following except?

Ankle length

If a dental assistant receives a sharp stick from a contaminated instrument from a patient infected with HIV, the probability of post exposure protocol is based on which of the following?

Early treatment may prevent cell invasion/integration, the possible systemic infection is not immediate, there is a window of opportunity preceding systemic infection.