Deck 8: The Dental Hygiene Care Environment

Question 1

Today, there are a variety of operator stools for the dental hygienist to choose from based on his or her preference; however, the dental hygienist should keep ergonomic support in mind. Which three items are associated with operator stool and ergonomic support?

A) Support the lumbar region of the back
B) Should be able to recline back 180 degrees for comfort
C) Should not contain wheels because they can lead to injuries
D) Should allow for operator's feet to be flat on the floor
E) Easily adjustable

Answer 1

Support the lumbar region of the back
Should allow for operator's feet to be flat on the floor
Easily adjustable

Question 2

Order the sequential steps for the recirculation of instruments.

A) 1
B) 2
C) 3
D) 4
7) Sterilized instruments should be stored in wrapped preset trays or cassettes away from contaminated are a.
8) Nonsterile instruments should be covered and placed in a demarcated area for contaminated instruments.
9) Nonsterile instruments should be cleaned using the ultrasonic cleaning device.
10) Instruments should be placed in the autoclave machine set at the appropriate pressure and time.

Answer 2

7. B
8.C
9.D
10.A

Question 3

The intraoral camera (IOC) was first used in dentistry in 1987. Since then many dental offices, and dental and dental hygiene schools have used them chairside for identification of defects in the oral cavity and client education. The IOC magnifies teeth _____ times the original size.

A) 20 to 60
B) 60 to 100
C) 100 to 150
D) 40 to 60

Answer 3

40 to 60

Question 4

The dental hygienist has been seeing a teenage client for about 5 years. The client tells the hygienist that he is going to be playing football this year and wants a mouth guard. The hygienist takes the impressions and later enters the dental lab to pour the mouth guard. The dental hygienist should be wearing which of the following items:

A) a mask.
B) overgloves.
C) a lab coat.
D) goggles.
E) all of the above.

Question 5

Most treatment areas have which of the following pieces of equipment:

A) storage cabinets
B) computers for scheduling
C) sink
D) alcohol hand rub

Question 6

Digital radiography provides instant feedback for diagnosis, allows for client education, and involves less radiation exposure. All of the following are the current sensor sizes available except size:

A) 2.
B) 3.
C) 0.
D) 1.

Question 7

The Centers for Disease Control and Prevention (CDC) recommends that all dental devices connected to a water system be flushed several minutes in the beginning of the day and ____ seconds between clients.

A) 60
B) 20
C) 30
D) 40
E) 10

Question 8

Which of the following services can dental hygienists perform in a hospital setting?

A) bedside care to clients to ill to be transported to the dental clinic
B) care for person who are homebound
C) care for persons who are wheelchair bound
D) take radiographs

Question 9

Water used for dental treatment should meet the nationally recognized standards set by the Environmental Protection Agency (EPA) for drinking water, which is ____ CFU/mL.

A) <10,000
B) <500
C) <600
D) <200

Question 10

In which area of the dental office does pouring of impressions, trimming study models, and creation of custom whitening trays and mouth guards occur?

A) Darkroom
B) Business area
C) Reception area
D) Dental laboratory

Question 11

With today's technology, dental offices can choose if they want to use film or digital radiographs; depending on what is decided, it has an effect on equipment needed to process the radiographs. Digital radiographs require _____ whereas film radiographs require _____.

A) an automatic processor, an automatic processor
B) computer software, computer software
C) computer software, an automatic processor
D) an automatic processor, computer software

Question 12

What type of radiography is used to produce a film or digital image of the maxillary and mandibular jaws.

A) intraoral
B) bitewing
C) panoramic
D) none of the above

Question 13

The intraoral camera serves many purposes in the dental setting and they include chairside client education, oral examinations, comparisons, and specialist referrals.

A) Both parts of the statement are true.
B) Both parts of the statement are false.
C) The first part of the statement is true, and the second part of the statement is false.
D) The first part of the statement is false, and the second part of the statement is true.

Question 14

The dental laboratory is a well-ventilated are a. It is where dental work directly performed on the client takes place.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true, and the second statement is false.
D) The first statement is false, and the second statement is true.

Question 15

High-quality professional care may be delivered in private practices and college campus care facilities but not in hospitals and community clinics.

A) Both parts of the statement are true.
B) Both parts of the statement are false.
C) The first part of the statement is true, and the second part of the statement is false.
D) The first part of the statement is false, and the second part of the statement is true.

Question 16

Automatic processors with a daylight loader require a dark room and a safelight 4 feet away.

A) Both parts of the statement are true.
B) Both parts of the statement are false.
C) The first part of the statement is true, and the second part of the statement is false.
D) The first part of the statement is false, and the second part of the statement is true.

Question 17

This area of the dental office should be kept private because of the exchange of client information.

A) Darkroom
B) Business area
C) Reception
D) Dental laboratory

Question 19

The dental laboratory should be accessible to the treatment area but out of sight and hearing range of clients.

A) Both parts of the statements are true.
B) Both parts of the statements are false.
C) The first part of the statement is true, and the second part of the statement is false.
D) The first part of the statement is false, and the second part of the statement is true.