Final Exam Review

Question 1

What type of removable prosthesis replaces one or more teeth?

Answer 1

A partial denture is a removable prosthesis that replaces one or more teeth.

Question 2

How does a person’s occupation affect the choice of a removable prosthesis?

Answer 2

If a patient’s occupation involves meeting the pubic, there may be concerns about the possible change in appearance during or after the transition to dentures.

Question 3

How will the addition of a prosthesis affect the flow of saliva?

Answer 3

The presence of a new prosthesis increases salivary flow.

Question 4

Why is it important that the alveolar ridge be evenly contoured for a removable prosthesis?

Answer 4

The alveolar ridge must be evenly contoured to fit properly and support mastication.

Question 5

What oral habits can affect the choice of a removable prosthesis?

Answer 5

Oral habits that affect prosthesis choice include clenching, grinding, and mouth breathing.

Question 6

What is the term for the metal skeleton on a partial denture?

Answer 6

The Framework

Question 7

What is the term for the retainer on a partial denture?

Answer 7

The Clasp

Question 8

What component of a partial denture controls the way it is seated in the mouth?

Answer 8

The rest controls control how a partial denture is seated in a pa the mouth.

Question 9

What impression material is typically used when one is taking a final impression for a partial denture?

Answer 9

Elastomeric impression material is typically used when one is taking a final impression for a partial denture.

Question 10

In what are the artificial teeth set during the try-in appointment?

Answer 10

During the try-in appointment, the teeth are set in wax.

Question 11

What is the suction seal created between the denture and the mouth?

Answer 11

The suction seal between the denture and mouth is the post dam.

Question 12

How many teeth are included in a full set of dentures?

Answer 12

A full set of dentures has 28 teeth

Question 13

What technique does the dentist use to modify the borders of an impression?

Answer 13

The dentist uses border molding to modify the borders of an impression.

Question 14

What is a smile line?

Answer 14

The smile line represents the amount of teeth that show when smiling.

Question 15

What are the four jaw positions that the dentist measures when articulating a denture?

Answer 15

When articulating a denture, the dentist measures centric relation, protrusion, retrusion, and lateral excursion.

Question 16

When is an immediate denture used?

Answer 16

An immediate denture is placed after an extraction of anterior teeth to serve as a compress and bandage to protect the surgical area.

Question 17

What is the normal length of time an immediate denture is worn?

Answer 17

An immediate denture is usually worn for three to six months.

Question 18

How is an overdenture supported in the mouth?

Answer 18

The bony ridge, oral mucosa, natural teeth, and implants support an overdenture in the mouth.

Question 19

What is the term for placing a new layer of resin over the tissue surface of a prosthesis?

Answer 19

The term for placing a new resin later of a prosthesis is relining.

Question 20

Who can repair a denture?

Answer 20

The dentist and laboratory technician can repair a denture

Question 21

______ is a position of the maxillary and mandibular arches that produces a proper occlusion.

Answer 21

Centric relation

Question 22

A metal bar that joins various parts of the partial denture together is the _____.

Answer 22

connector

Question 23

In _______, the fingers are used to contour a closer adaptation of the margins of an impression while it is still in the mouth.

Answer 23

border molding

Question 24

Tooth structure is protected with a thin metal covering called _____ in the placement of an overdenture.

Answer 24

coping

Question 25

_____ means without teeth.

Answer 25

Endentulous

Question 26

The process of carving or trimming the base material of a denture to simulate normal tissue contour is ______.

Answer 26

festooning

Question 27

The parts of a full or partial denture that extend from the teeth to the border of the denture are the ______.

Answer 27

flange

Question 28

The _____ is the metal skeleton of the removable partial denture.

Answer 28

Framework

Question 29

A(n) _____ is a prosthesis that replaces all teeth in one arch.

Answer 29

full denture

Question 30

A temporary denture placed after the extraction of anterior teeth is a(n) ______.

Answer 30

immediate denture

Question 31

______ is the sliding position of the mandible to the left or right of the centrilc position.

Answer 31

lateral excursion

Question 32

The _____ is positioned on the baseplate to register vertical dimension and occlusal relationship of the mandibular and maxillary arches.

Answer 32

Occlusal rim

Question 33

The _____ is a seal at the posterior of a full denture that holds it in place.

Answer 33

Post dam

Question 34

Specific areas in the mouth where a removable prosthesis may rub or apply more force are the ______.

Answer 34

pressure points

Question 35

_____ is the position of the mandible placed forward in relation to the maxilla.

Answer 35

Protrusion

Question 36

A(n) ____ is a removable prosthesis that replaces several teeth within the same arch.

Answer 36

Partial denture

Question 37

______ is the process of coating the tissue side of a partial or full denture so that it fits more accurately.

Answer 37

Relining

Question 38

The _____ is a device used to hold something in place, such as the attachments or abutments of a removable prosthesis.

Answer 38

Retainer

Question 39

_____ is the position of the mandible posterior from the centric position in relation to the maxilla.

Answer 39

Retrusion

Question 40

What single type of prosthesis would be indicated for replacing teeth #18 through #21 and #28 through #31?

Answer 40

Partial denture

Question 41

What can affect a person's decision when choosing a removable prosthesis?

Answer 41

Cost, Appearance and Confidence

Question 42

The presence of a new removable prosthesis will generally ______ saliva.

Answer 42

increase the flow of

Question 43

Why is it so important for the alveolar ridge to be evenly contoured for the fitting of a removable prothesis?

Answer 43

For mastication and for a better fit

Question 44

What oral habits could affect the choice in having a removable prosthesis?

Answer 44

Clenching, Griding, Mouth Breathing

Question 45

The metal skeleton of a partial is referred to as the _____.

Answer 45

Framework

Question 46

The retainer of a partial is also referred to as the ______.

Answer 46

Clasp

Question 47

What component of a partial affects the way it is seated in the mouth?

Answer 47

Rests

Question 48

The suction seal that is created between the maxillary denture and the palate is the _____.

Answer 48

post dam

Question 49

What technique does the dentist use to modify the margins of an impressions?

Answer 49

border molding

Question 50

An immediate denture would most commonly be a treatment planned after ___________.

Answer 50

the extraction of multiple teeth

Question 51

An immediate denture is commonly worn for __________.

Answer 51

A few months

Question 52

How is an overdenture supported in the mouth?

Answer 52

Teeth, Implant and Oral mucosa

Question 53

A denture repair that involves the replacement of teeth or repair of a fracture in the framework would be completed by the _____

Answer 53

Dental laboratory technician

Question 54

What are the reasons a dentist would recommend a partial denture rather than extraction of remaining teeth and fabrication of a full denture?

Answer 54

A dentist will want to keep as many natural teeth as possible in a dentition. Natural teeth are better for a patients health, speech and dental care.

Question 55

What are the motives a dentist would recommend a partial rather than implants?

Answer 55

There would be fewer appointments for the patient, the cost would be less, and good tooth strucutre would not be reduced.

Question 56

____ partial dentures are used for short-term replacement of teeth.

Answer 56

acrylic

Question 57

An alternative to a metal clasp retainer for a cast partial denture is a ____.

Answer 57

precision attachment

Question 58

Artificial teeth for denture construction may be made of acrylic or ____.

Answer 58

porcelain

Question 59

Occlusal rims are used to determine the smile line, occlusion and ______ when fabricating complete dentures.

Answer 59

vertical dimension

Question 60

To prevent distortion and warping, any denture fabricated with acrylic must be kept _____ when out of the mouth.

Answer 60

moist

Question 61

Dentures _____ be worn at night when sleeping.

Answer 61

should NOT

Question 62

_____ are placed during the same appointment as when extractions occur.

Answer 62

immediate dentures

Question 63

Suture removal takes place ___ days after extraction and enture placement.

Answer 63

3-5 days

Question 64

When using the ___________ coping technique for overdentures, the cuspids must be endodontically treated.

Answer 64

short

Question 65

A precision attachment requires the linking tooth to have a _____.

Answer 65

Crown

Question 66

When constructing a custom tray for a edentulous arch, the periphery border should be located _____ from the mucobuccal fold.

Answer 66

2mm

Question 67

The stops in a custom impression tray prevent excessive suction and facilitate ____ of the impression.

Answer 67

prevent overseating

Question 68

The type of rigid impression material most often used for peripheral muscle moulding on a custom impression tray is _____.

Answer 68

impression compound

Question 69

The setting time for Impregum brand of polyether impression material is ____ minutes.

Answer 69

3 minutes

Question 69

Green compound rigid impression material has a ____ softening temperature.

Answer 69

lower

Question 70

Vaseline can be used to ___ the setting time of ZOE rigid impression material.

Answer 70

Slow

Question 71

Tissue conditioner can be used as a ____ reline material.

Answer 71

temporary

Question 72

Hydroplastic custom tray material has a _____ smell.

Answer 72

no smell

Question 73

Try-in of baseplates and occlusal rims is done at the ____ appointment.

Answer 73

3rd appointment

Question 74

Opotow® rigid impression material is mixed in a _______ ratio of paste A to paste B.

Answer 74

2:1

Question 75

A sports mouthguard is constructed to cover ____.

Answer 75

The maxillary arch

Question 76

The mouthguard WILL OR WILL NOT prevent fractures of the jaws by providing a cusion between the maxillary and mandibular teeth.

Answer 76

Will

Question 77

A mouthguard WILL OR WILL NOT shield the lips, tongue and gingiva from laceration from the teeth during an impact.

Answer 77

Will

Question 78

The _____ type of mouthguard is regarded as the most effective at oral injury prevention.

Answer 78

custom made

Question 79

The buccal border of a mouthguard should extend ___ mm beyond the gingival margin.

Answer 79

1-2mm

Question 80

Before constructing a mouthguard using the vacuum forming unit, the stody model should be soaked in ___ to facilitate easy separation.

Answer 80

water

Question 81

When not in use, a mouth guard should be stored in a ____.

Answer 81

sealed container with small holes

Question 82

Mouthguard material is made of polyvinysiloxane. True or False?

Answer 82

False.. it is made of.. EVA (ethylene vinyl acetate) thermoplastics

Question 83

An acrylic barrier can be used to isolate the teeth before applying the whitening agent during an in-office treatment procedure. True or False?

Answer 83

False

Question 84

A light can be used to speed up the whitening process. True or False?

Answer 84

True

Question 85

Nitrogen enters the microscopic interprismatic spaces to lift away discolaration during the whitening process. True or False?

Answer 85

False

Question 86

Porcelain onlays can be lightened using a whitening agent. true or False?

Answer 86

False

Question 87

Hydrogen peroxide can penetrate enamel and dentin during the whitening process. True or False?

Answer 87

True

Question 88

Whitening toothpastes only removes the surface stain on a tooth. True or False?

Answer 88

True

Question 89

Thermal hypersensitivity can occur when the enamel rods become inflamed from peroxide solution. True or false?

Answer 89

False

Question 90

Sodium perborate can be used alone as a whitening agent. True or False?

Answer 90

False

Question 91

What is the success rate for dental implants?

Answer 91

90%

Question 92

How long can dental implants last?

Answer 92

As long as 20 years - sometimes a lifetime

Question 93

How long can an implant procedure take to complete?

Answer 93

Can take several months or longer to complete

Question 94

What are the 4 types of radiographs that are used by the dentist in evaluating the dental implant patient?

Answer 94

PA, Panoramic, cephalometric, tomographic radiographs

Question 95

Why would a dentist use a surgical stent during implant surgery?

Answer 95

A surgical stent is a guide for placing the implant

Question 96

What material is commonly used to make an implant

Answer 96

Titanium is used

Question 97

What component of the endosteal implant attaches to the artificial tooth or teeth?

Answer 97

The abutment post or cylinder of the endosteal implant attaches to the artificial tooth or teeth.

Question 98

When would a subperiosteal implant be recommended to a patient?

Answer 98

For a patient who does not have sufficient alveolar ridge remaining to support the endosteal-type implant. It is commonly used to support a mandibular complete denture

Question 99

Why are plaque and calculus easier to remove from an implant than from a natural tooth?

Answer 99

Plaque and calculus are easier to remove from an implant than a natural tooth because the implant has a smooth surface

Question 100

What is recorded on the occlusal rims?

Answer 100

Vertical Dimension (space occupied by height of teeth in normal occlusion) Occlusal Relationship (centric, protrustion, retrusion, lateral excursions) Smile Line (teeth visible when smiling) Canine Eminence (vertical line indicates locations of canines)

Question 101

What is the purpose of the framework in partial dentures?

Answer 101

Provides strength

Question 102

What is the purpose of connectors in partial denture framework?

Answer 102

Join the various parts of the partial together and help distribute the stress evenly

Question 103

What is the purpose of the retainer in the partial denture framework?

Answer 103

Also referred to as the clasp, directly supports and provides stability contacts the abutment teeth and prevents the partial from moving

Question 104

What is the purpose of the rest in the partial denture framework?

Answer 104

Metal projection designed to control the seating of the prosthesis, distributes the retention load and food passage between the abutment tooth and retainer. Rests are designed to lay within a prepared recess on the occlusal or lingual surface of the tooth

Question 105

What is an occlusal rest?

Answer 105

Minimizes trauma to the tooth by transmitting stress along the long axis of the tooth

Question 106

What is a lingual rest?

Answer 106

Placed on the cingulum of the lingual surface of the tooth, where support is good, but away from visibility

Question 107

What is a major connector?

Answer 107

Connects the left and right sides of the partial denture

Question 108

What is a minor connector?

Answer 108

Connects the major connectors with the other units of the partial (clasps and rests) and maintain the integrity of the arch by anterior-posterior bracing action

Question 109

What is the vertical dimension?

Answer 109

a vertical measurement of the face between two points at the midline. One located above the mouth and one located below the mouth.(nose and chin).

Question 110

What if baseplate rims are too small

Answer 110

patient will appear to be pouting

Question 110

What is baseplate rims are too large?

Answer 110

Patient will struggle to close their lips

Question 111

What is centric relation?

Answer 111

position of the mandible when the condyles are positioned postsuperiorly in an unstrained position. Independent of tooth contact

Question 112

What is intercuspation?

Answer 112

Cusp to fossa relationship of the upper and lower posterior teeth

Question 113

What is centric occlusion?

Answer 113

Natural, habitual bite position where the upper and lower teeth come together when the jaw is closed