Question 1

Products that have outlived their expiration date should be:

Accepted Answer

A) used first. 
B) used as needed. 
C) kept as back-up supplies. 
D) disposed of immediately. 
A) used first. 
B) used as needed. 
C) kept as back-up supplies. 
D) disposed of immediately.

Question 2

Latex gloves worn during patient care do not provide adequate protection when handling chemicals because:

Accepted Answer

A) they are likely to tear. 
B) the latex in the gloves degrades when exposed to chemical disinfectants. 
C) they have many pinholes that are responsible for leaks. 
D) they will chemically react and create toxic fumes. 
A) they are likely to tear. 
B) the latex in the gloves degrades when exposed to chemical disinfectants. 
C) they have many pinholes that are responsible for leaks. 
D) they will chemically react and create toxic fumes.

Question 3

When a chemical is transferred to a different container,the new container must be labeled with:

Accepted Answer

A) an official label obtained from the manufacturer of the chemical product. 
B) an official label obtained from the EPA. 
C) any label, providing the labeling system is easy to use and all employees are properly trained to understand and read the label. 
D) a reduced size photocopy of the label from the original container. 
A) an official label obtained from the manufacturer of the chemical product. 
B) an official label obtained from the EPA. 
C) any label, providing the labeling system is easy to use and all employees are properly trained to understand and read the label. 
D) a reduced size photocopy of the label from the original container.

Question 4

A victim who immediately feels the effects of a chemical spill,with symptoms of dizziness,headache,nausea,and vomiting,is experiencing:

Accepted Answer

A) chronic chemical toxicity. 
B) acute chemical toxicity. 
C) chemical resistance. 
D) mild exposure. 
A) chronic chemical toxicity. 
B) acute chemical toxicity. 
C) chemical resistance. 
D) mild exposure.

Question 5

If a small mercury spill occurs in the dental office,the assistant should:

Accepted Answer

A) call the HAZ-MAT team. 
B) call the EPA. 
C) get the mercury spill kit, a mask, and utility gloves. 
D) make a report and tell the dentist. 
A) call the HAZ-MAT team. 
B) call the EPA. 
C) get the mercury spill kit, a mask, and utility gloves. 
D) make a report and tell the dentist.

Question 6

Which of the following is not considered to be a hazardous waste?

Accepted Answer

A) Human tissue 
B) Scrap amalgam 
C) Lead foil 
D) Radiographic solution 
A) Human tissue 
B) Scrap amalgam 
C) Lead foil 
D) Radiographic solution

Question 7

Dermatitis may occur following chemical exposure by:

Accepted Answer

A) inhalation. 
B) absorption through the lungs. 
C) skin contact. 
D) ingestion. 
A) inhalation. 
B) absorption through the lungs. 
C) skin contact. 
D) ingestion.

Question 8

Lead foil from the radiographic film should be:

Accepted Answer

A) disposed of in the regular trash. 
B) recycled as scrap metal. 
C) recycled through Eastman Kodak. 
D) either b or c. 
A) disposed of in the regular trash. 
B) recycled as scrap metal. 
C) recycled through Eastman Kodak. 
D) either b or c.

Question 9

Hazard Communication Program employee training is required:

Accepted Answer

A) once a month. 
B) when a new employee is hired. 
C) once a year. 
D)  both b and c. 
A) once a month. 
B) when a new employee is hired. 
C) once a year. 
D)  both b and c.

Question 10

Material Safety Data Sheets contain health and safety information about:

Accepted Answer

A) household chemicals such as bleach used in the office, but not specialty dental items such as cavity varnish and dental cements. 
B) every chemical in the office. 
C) equipment in the office such as dental chairs, delivery units, and electrical equipment. 
D) single-use items such as paper bibs, disposable cups, and prophy cups. 
A) household chemicals such as bleach used in the office, but not specialty dental items such as cavity varnish and dental cements. 
B) every chemical in the office. 
C) equipment in the office such as dental chairs, delivery units, and electrical equipment. 
D) single-use items such as paper bibs, disposable cups, and prophy cups.

Question 11

The Hazard Communication Standard requires employers to inform their employees about the _____ of chemicals that they use in the workplace.

Accepted Answer

A) identity and hazards 
B) manufacturing process 
C) chemical structure 
D) natural and synthetic origins 
A) identity and hazards 
B) manufacturing process 
C) chemical structure 
D) natural and synthetic origins

Question 12

OSHA requires a sharps container to be all of the following except:

Accepted Answer

A) leakproof. 
B) puncture-resistant. 
C) not be labeled with a biohazard symbol. 
D) closable. 
A) leakproof. 
B) puncture-resistant. 
C) not be labeled with a biohazard symbol. 
D) closable.

Question 13

Acute toxicity can cause which of the following symptoms?

Accepted Answer

A) Headache 
B) Dizziness 
C) Unconsciousness 
D) All of the above 
A) Headache 
B) Dizziness 
C) Unconsciousness 
D) All of the above

Question 14

The chemical training program for employees must provide which of the following?

Accepted Answer

A) Use of hazardous chemicals 
B) Required PPE 
C) Safe handling and disposal methods 
D) All of the above 
A) Use of hazardous chemicals 
B) Required PPE 
C) Safe handling and disposal methods 
D) All of the above

Question 15

Scrap dental amalgam should be collected and stored in:

Accepted Answer

A) a designated, dry, airtight container. 
B) an airtight container under photographer fixer. 
C) an airtight container under water. 
D)  either b or c. 
A) a designated, dry, airtight container. 
B) an airtight container under photographer fixer. 
C) an airtight container under water. 
D)  either b or c.

Question 16

_____ is considered regulated waste and requires special disposal.

Accepted Answer

A) Human tissue 
B) Food 
C) Saliva-soaked gauze 
D) A used patient bib 
A) Human tissue 
B) Food 
C) Saliva-soaked gauze 
D) A used patient bib

Question 17

Which of the following is not required information on an MSDS?

Accepted Answer

A) Cost of product 
B) Health hazard information 
C) Product information 
D) Physical hazard data 
A) Cost of product 
B) Health hazard information 
C) Product information 
D) Physical hazard data

Question 18

All waste containers that hold potentially infectious materials must:

Accepted Answer

A) have a red bag. 
B) be labeled with the biohazard symbol. 
C) have special disposal. 
D) be labeled as infectious waste. 
A) have a red bag. 
B) be labeled with the biohazard symbol. 
C) have special disposal. 
D) be labeled as infectious waste.

Question 19

What section of the MSDS would indicate special handling,storage precautions,and any protective measures of a product?

Accepted Answer

A) Section V-Health Hazard Information 
B) Section VIII-Special Protection Information 
C) Section III-Physical Hazard Data 
D) Section IX-Special Precautions 
A) Section V-Health Hazard Information 
B) Section VIII-Special Protection Information 
C) Section III-Physical Hazard Data 
D) Section IX-Special Precautions

Question 20

What chemicals would be considered toxic?

Accepted Answer

A) Arsenic, mercury, lead 
B) Barium, chromium, certain pesticides 
C) Gold, titanium, stainless steel 
D) Both a and b 
A) Arsenic, mercury, lead 
B) Barium, chromium, certain pesticides 
C) Gold, titanium, stainless steel 
D) Both a and b

Exam 23: Chemical and Waste Management

Products that have outlived their expiration date should be:

Latex gloves worn during patient care do not provide adequate protection when handling chemicals because:

When a chemical is transferred to a different container,the new container must be labeled with:

A victim who immediately feels the effects of a chemical spill,with symptoms of dizziness,headache,nausea,and vomiting,is experiencing:

If a small mercury spill occurs in the dental office,the assistant should:

Which of the following is not considered to be a hazardous waste?

Dermatitis may occur following chemical exposure by:

Lead foil from the radiographic film should be:

Hazard Communication Program employee training is required:

Material Safety Data Sheets contain health and safety information about:

The Hazard Communication Standard requires employers to inform their employees about the _____ of chemicals that they use in the workplace.

OSHA requires a sharps container to be all of the following except:

Acute toxicity can cause which of the following symptoms?

The chemical training program for employees must provide which of the following?

Scrap dental amalgam should be collected and stored in:

_____ is considered regulated waste and requires special disposal.

Which of the following is not required information on an MSDS?

All waste containers that hold potentially infectious materials must:

What section of the MSDS would indicate special handling,storage precautions,and any protective measures of a product?

What chemicals would be considered toxic?

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

Principles and Techniques of Instrument Processing and Sterilization

Regulatory and Advisory Agencies

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