Question 1

What is the best method to remove debris from the head of the handpiece?

Accepted Answer

A) Wipe off with disinfectant. 
B) Flush the handpiece for 10 to 20 seconds. 
C) Place in ultrasonic cleaner. 
D) Run water through the handpiece. 
A) Wipe off with disinfectant. 
B) Flush the handpiece for 10 to 20 seconds. 
C) Place in ultrasonic cleaner. 
D) Run water through the handpiece.

Question 2

There are sections of the instrument-processing area that govern the workflow pattern.The processing should flow in a single loop from dirty,to _____,to storage.

Accepted Answer

A) sterile 
B) clean, to sterile 
C) preclean, to clean 
D) preclean, to clean, to sterile 
A) sterile 
B) clean, to sterile 
C) preclean, to clean 
D) preclean, to clean, to sterile

Question 3

The ideal instrument-processing area should be:

Accepted Answer

A) large enough for several assistants to work at one time. 
B) dedicated only to instrument processing. 
C) part of the operatories and dental laboratory. 
D) open to the outside through a door or windows. 
A) large enough for several assistants to work at one time. 
B) dedicated only to instrument processing. 
C) part of the operatories and dental laboratory. 
D) open to the outside through a door or windows.

Question 4

Which of the following is correct about ultrasonic cleaner solution?

Accepted Answer

A) It is highly contaminated. 
B) It should be discarded at least once a day. 
C) It becomes visibly cloudy when needing to be changed. 
D) All of the above are correct. 
A) It is highly contaminated. 
B) It should be discarded at least once a day. 
C) It becomes visibly cloudy when needing to be changed. 
D) All of the above are correct.

Question 5

Recommended methods for sterilizing dental handpieces include which of the following?

Accepted Answer

A) Chemical liquid sterilization 
B) Steam sterilization 
C) Chemical vapor sterilization 
D) Both b and c 
A) Chemical liquid sterilization 
B) Steam sterilization 
C) Chemical vapor sterilization 
D) Both b and c

Question 6

Process indicators that change color are useful for:

Accepted Answer

A) monitoring sterilization. 
B) identifying instrument packs that have been exposed to a certain temperature. 
C) determining whether an instrument package has been processed. 
D) both b and c. 
A) monitoring sterilization. 
B) identifying instrument packs that have been exposed to a certain temperature. 
C) determining whether an instrument package has been processed. 
D) both b and c.

Question 7

Which of the following patient care items is classified as a semicritical instrument?

Accepted Answer

A) Dental burs 
B) Dental hygiene scalers 
C) Lead apron 
D) Rubber dam forceps 
A) Dental burs 
B) Dental hygiene scalers 
C) Lead apron 
D) Rubber dam forceps

Question 8

Which of the following is not an advantage of "flash" sterilization?

Accepted Answer

A) Short exposure time 
B) Temperature 
C) Inability to wrap items 
D) None of the above 
A) Short exposure time 
B) Temperature 
C) Inability to wrap items 
D) None of the above

Exam 21: Principles and Techniques of Instrument Processing and Sterilization

What is the best method to remove debris from the head of the handpiece?

There are sections of the instrument-processing area that govern the workflow pattern.The processing should flow in a single loop from dirty,to _____,to storage.

The ideal instrument-processing area should be:

Which of the following is correct about ultrasonic cleaner solution?

Recommended methods for sterilizing dental handpieces include which of the following?

Process indicators that change color are useful for:

Which of the following patient care items is classified as a semicritical instrument?

Which of the following is not an advantage of "flash" sterilization?

History of Dentistry

The Professional Dental Assistant

The Dental Healthcare Team

Dental Ethics

Dentistry and the Law

General Anatomy

General Physiology

Oral Embryology and Histology

Head and Neck Anatomy

Landmarks of the Face and Oral Cavity

Overview of the Dentitions

Tooth Morphology

Dental Caries

Periodontal Disease

Preventive Dentistry

Nutrition

Oral Pathology

Microbiology

Disease Transmission and Infection Prevention

Principles and Techniques of Disinfection

Regulatory and Advisory Agencies

Chemical and Waste Management

Dental Unit Waterlines

Ergonomics

The Patient Record

Vital Signs

Oral Diagnosis and Treatment Planning

The Special Needs and Medically Compromised Patient

Principles of Pharmacology

Assisting in a Medical Emergency

The Dental Office

Delivering Dental Care

Dental Hand Instruments

Dental Handpieces and Accessories

Moisture Control

Anesthesia and Pain Control

Foundations of Radiography, Radiographic Equipment, and Radiation Safety

Digital Imaging, Dental Film, and Processing Radiographs

Legal Issues, Quality Assurance, and Infection Prevention

Intraoral Imaging

Extraoral Imaging

Restorative and Esthetic Dental Materials

Dental Liners, Bases, and Bonding Systems

Dental Cements

Impression Materials

Laboratory Materials and Procedures

General Dentistry

Matrix Systems for Restorative Dentistry

Fixed Prosthodontics

Provisional Coverage

Removable Prosthodontics

Dental Implants

Endodontics

Periodontics

Oral and Maxillofacial Surgery

Pediatric Dentistry

Coronal Polishing

Dental Sealants

Orthodontics

Communication in the Dental Office

Business Operating Systems

Financial Management in the Dental Office

Marketing Your Skills

Filters