Ch.25, 32, & 33.

Question 1

____________ can happen to the wrist if you overextend, over flex, and or use repetitive motions.

Answer 1

CTD cumulative trauma disorder

Question 2

The are ____ carpal tunnel bones surrounding the carpel tunnel

Answer 2

8

Question 3

Where should frequently used items be during a procedure?

Answer 3

Within a comfortable distance, not above the shoulders

Question 4

_________ operator position is working in a neutral position

Answer 4

Optimal

Question 5

The goal of ___________ is to help people stay healthy while performing their work more effectively

Answer 5

Ergonomics

Question 6

The ideal working position for the __________ is the natural position sitting upright with body weight evenly distributed

Answer 6

Dental assistant

Question 7

To prevent __________, the dental assistant should look up frequently and focus on a point in the distance for about 20 seconds

Answer 7

Eyestrain

Question 8

What is a concern on early onset pain for the dental worker?

Answer 8

Serious damage can occur over time if it is ignored

Question 9

Stretching should be done :

Answer 9

Throughout the day

Question 10

__________ chairside suggestions include avoiding prolonged awkward positions.

Answer 10

Ergonomics

Question 11

Frequently twisting , reaching, and working in awkward positions can cause ___________ ,_________ and ________.

Answer 11

Sprains, strains and shoulder problems

Question 12

What is the purpose of performing a full back release and head position

Answer 12

To relieve stress on the back, neck, and shoulders

Question 13

The __________ involves dropping the head down slowly while allowing the arms and head to fall between the knees.

Answer 13

Full back release

Question 14

What does shoulder shrugging help?

Answer 14

Stretch the shoulder muscles.

Question 15

Posture, repetition, and force all contributes to :

Answer 15

MSD Musculoskeletal disorders

Question 16

The use of _________ gloves can add extra tension on the the air eminence

Answer 16

Ambidextrous

Question 17

Deviation from the natural position includes twisting and _______________.

Answer 17

Leaning forward

Question 18

The body mechanics for _______ _________ include placing elbows close to body, sitting with a straight back, supported by a backrest, and placing thighs parallel to the floor

Answer 18

Dental assistant

Question 19

Tingling in one or both hands that occur at night is usually a sign of _________.

Answer 19

CTS Carpal Tunnel Syndrome

Question 20

In _______, tendons swell and exert pressure on the median nerve

Answer 20

Carpal tunnel syndrome

Question 21

How can you prevent carpal tunnel syndrome?

Answer 21

• Frequently rest hands
• holding one arm out in front of the body with hand extended, then pulling back gently with fingers of the other hand
• warming the muscle and joints of hands by opening and closing hands

Question 22

Most dental offices have a minimum of ____ treatment rooms

Answer 22

2

Question 23

What is the most powerful system to remove debris from a patient’s mouth.

Answer 23

HVE

Question 24

What switch controls the high-volume evacuator?

Answer 24

The central vacuum compressor

Question 25

What is the name of the foot pedal that controls the handpiece?

Answer 25

Rheostat

Question 26

What is the purpose of the abdominal bar on the assistant’s chair?

Answer 26

To help avoid lower back pain caused from leaning over during procedures.

Question 27

What delivery system keeps dental instruments out of the patients reach?

Answer 27

Rear delivery

Question 28

What areas in the dental office require privacy?

Answer 28

Administrative / business area Dentist Private Office Clinical Treatment Area

Question 29

Why would the dentist prefer to used LED lights?

Answer 29

Save on energy Has a “truer” white light

Question 30

What is the goal of the evening routine for clinical areas in a dental practice?

Answer 30

Ready for patient care in the morning

Question 31

What are two features the dental assistants chair has that the operator’s chair does not have?

Answer 31

Footrest, and Abdominal bar

Question 32

What type of procedures take place in the laboratory?

Answer 32

Model pouring Model trimming Model bleating trays Making dentures

Question 33

Where would the dentist discuss the diagnosis and treatment plans with a patient?

Answer 33

In the dentist’s private office

Question 34

Where would discussion of financial information with patient take place?

Answer 34

Administrative or business area

Question 35

In the laboratory and clinical areas, _________ flooring is recommended

Answer 35

Linoleum

Question 36

________ is the position in which the patient is positioned as if lying down

Answer 36

Supine

Question 37

Why should there be separate areas at the front desk?

Answer 37

-for checking in and out -privacy regarding appointments and scheduling

Question 38

What area prepares patients for treatment, makes patient feel at home and relaxes patients?

Answer 38

Dental reception area

Question 39

What position should the patient be in when seating and dismissing, taking x-rays, and taking impressions?

Answer 39

Up right position

Question 40

The _________ is a lying down position in which the patients head is lower than a chest

Answer 40

Subsupine

Question 41

Where would you have dental meetings at in the dental office

Answer 41

Dental staff lounge

Question 42

The dental operatory is also known as the _______ __________ ______.

Answer 42

Clinical treatment area

Question 43

The _______ delivery system provides the dentist with the easiest access to the dental handpieces without twisting his or her body.

Answer 43

Front

Question 44

When should you replace the air-water syringe?

Answer 44

Between every patient.

Question 45

The ___________ triturates dental materials.

Answer 45

Amalgamator.

Question 46

Why does the headrest on the dental chair move?

Answer 46

For positioning and height of the patient.

Question 47

Oil from fingers will cause the _______ to overheat and break.

Answer 47

Halogen light bulb

Question 48

The _________ have finger or foot-operating systems to adjust for the dental treatment.

Answer 48

Patient dental chairs.

Question 49

What is the ideal temperature for the reception area in a dental office?

Answer 49

72 degrees

Question 50

How should the sterilization center be divided?

Answer 50

From contaminated to clean.

Question 51

When should the oral evacuation trap system be changed?

Answer 51

Weekly.

Question 52

What instrument is used to harden dental material?

Answer 52

Curing light.

Question 53

What are 2 ways to make a patient feel more comfortable and relaxed?

Answer 53

Initiate conversation with the patient. Ask the patient whether he/she has questions about the procedure.

Question 54

The ________ zone is where instruments and materials are exchanged?

Answer 54

Transfer.

Question 55

How should the mouth mirror be placed when working intraorally in the mouth?

Answer 55

Parallel.

Question 56

In the classification of motion, what is involved in classification of movement III?

Answer 56

Fingers, wrist and elbow.

Question 57

The area of the mouth being worked on, the type of instrument and how it’s used will all influence the way the operator _______ and _______ an instrument for use.

Answer 57

Grasp and hold.

Question 58

Classification I , II , III of motion should only be used with _______ - _________ transfer.

Answer 58

Single-handed.

Question 59

The _____ - ________ grasp holds the instrument in the palm of the hand and uses the thumb to stabilize and guide the instrument.

Answer 59

Palm-thumb.

Question 60

What will having a morning meeting before patients arrive help provide the office?

Answer 60

The office will be better prepared for the day and get to know each patient better.

Question 61

Why should the dentist and dental assistant avoid classification IV and V of motion?

Answer 61

To reduce stress and body fatigue.

Question 62

What type of instruments are held by the working end and by directing the handles in the dentist palm?

Answer 62

Instruments with hinges.

Question 63

A dental assistant with advanced training that has been approved by the Dental Practice Act within the state they are practicing are considered:

Answer 63

EFDA - Expanded Function Dental Assistant.

Question 64

Viewing an object in reverse and/or through a mirror is termed ___________.

Answer 64

Indirect vision.

Question 65

What should the proper distance between the patient’s face and the operator’s face be?

Answer 65

12-14 inches

Question 66

For proper positioning, the height of the operator’s chair should be maintained to keep operator’s _________ parallel to the floor when bent at the _______.

Answer 66

Forearms ; Elbows

Question 67

The _______ should greet and escort the patient back to the treatment room.

Answer 67

Dental assistant.

Question 68

Having the patients records, radiographs, and lab case ready should be done:

Answer 68

Before the patient is seated.

Question 69

The assistant’s zone is from 8:00 - 10:00 for a _____ handed operator.

Answer 69

Left.

Question 70

If Dr. is in the same treatment area, the expanded functions dental assistant (EFDA) would be performing _________ supervision under the dentist?

Answer 70

Direct

Question 71

The dental assistant is doing a single-handed instrument transfer with their left hand. What hand is the dentist using?

Answer 71

Right hand.

Question 72

During _____ handed dentistry the operator must have easy access to the patient’s oral cavity.

Answer 72

Four.

Question 73

When should the dental assistant grasp the dental instrument by the opposite working end or the end of the handle?

Answer 73

When passing the instrument.

Question 74

A finger rest used when one holds an instrument is term as ________.

Answer 74

Fulcrum.

Question 75

What type of hand transfer is used with surgical instruments?

Answer 75

Two-handed transfer.

Question 76

Using the x-ray unit is an example of what classification of motion?

Answer 76

Class IV.

Question 77

The patient’s face represents the ____ o’clock position of the operating zones.

Answer 77

12.

Question 78

Four-handed dentistry is also referred to as ____________.

Answer 78

Team dentistry.

Question 79

If the dental assistant transfers the mouth mirror with the right hand and the explorer with the left hand; the dentist would be ______ handed dentist.

Answer 79

Right.

Question 80

What stabilizes the hand so that there is less possibly of slipping or traumatizing the tissue in the mouth?

Answer 80

Fulcrum.

Question 81

Where should a chairside dental assistant’s feet be during a dental procedure?

Answer 81

Rest on the base of the foot ring of the stool.

Question 82

In the treatment room, the light to be used effectively for indirect vision should be positioned from the left side if you are a _______ handed operator.

Answer 82

Right.

Question 83

If the right-handed dentist is working on the maxillary left lingual side of the patients mouth; the dentist should be at ____ o’clock with the head turned slightly towards the doctor. If the dentist is using direct vision.

Answer 83

9.

Question 84

Following motion economy, using moisture control techniques, and minimizing stress and fatigue during dental procedures are all part of ______ handed dentistry.

Answer 84

Four.

Question 85

_________ is a term to authorize or entrust another person to perform a specific skill or procedure.

Answer 85

Delegate.

Question 86

When turning on the dental light over a patient seated and positioned in the supine position, how is the light directed?

Answer 86

Over the patients chest.

Question 87

What is the ideal fulcrum position?

Answer 87

On the same arch/quadrant and as close to the working area as possible.

Question 88

Periodic stretching and streghtening of the muscles that support the back, neck, forearms, wrist, and hands will help keep them _________ and ___________.

Answer 88

Strong and healthy.

Question 89

__________ is caused by focusing intensely at one depth for long periods during dental procedures.

Answer 89

Eyestrain.