Exam 3

Question 1

covers the edentulous ridge and the hard palate

Answer 1

Masticatory mucosa

Question 2

covers the floor of the mouth, vestibule, and cheeks

Answer 2

Lining mucosa

Question 3

tongue (filiform, fungiform, circumvallate)

Answer 3

specialized mucosa

Question 4

connective tissue under the mucous membrane

Answer 4

submucosa

Question 5

helps to differentiate the attached gingiva over the bony ridge and the lining mucosa of the vestibule

Answer 5

tension test

Question 6

Overgrowth of bone

Answer 6

Exostoses

Question 7

What are the replacement indications of a dental prostheses?

Answer 7

3rd molars
Unopposed 2nd molars
Teeth extracted

Question 8

What are the consequences of not replacing missing teeth?

Answer 8

-Migration
-Loss of occlusal vertical dimension
-Angular cheilitis

Question 9

Creases in corners of mouth from loss of teeth

Answer 9

Angular cheilitis

Question 10

Prosthesis that can not be removed

Answer 10

Fixed

Question 11

What are characteristics of fixed partial denture protheses?

Answer 11

-Bridges
-Fabricated from various materials
-Affixed to tooth or implants

Question 12

What are the types of bridges/partial dentures?

Answer 12

Natural tooth supported
Implant supported

Question 13

What do denture bases rest on?

Answer 13

Oral mucosa

Question 14

o Replaces one or more teeth but not all
o Can be removed

Answer 14

Removable partial denture

Question 15

o Tissue-supported
o Implant denture

Answer 15

Complete denture prostheses

Question 16

 Complete denture supported by retained natural teeth and/or implants and soft tissue of the residual alveolar ridge
 Root-supported
 Implant-supported

Answer 16

Overdenture

Question 17

Prosthesis designed to close a congenital or acquired opening
-Cleft palate
-Trauma/oral cancer

Answer 17

Obturator

Question 18

What is the criteria for an adequate marking system of dentures?

Answer 18

-No adverse effects on denture material
-Inexpensive & durable
-Fire & humidity resistant

Question 19

What are the inclusion methods for denture markings?

Answer 19

ID-band
ID-strip
Electronic microchip
Laser etching
Radio-frequency tags
Bar code

Question 20

What are the surface markings for dentures?

Answer 20

Marker/pen
Engraving tool/dental bur

Question 21

What are the preventive services provided for dentures?

Answer 21

Fluoride
Chlorhexidine
Tobacco intervention
Dietary counseling

Question 22

Effective in killing MRSA (methicillin-resistant Staphylococcus aureus) and Candida from dentures

Answer 22

Sodium hypochlorite

Question 23

loosens debris and light strain while disinfecting dentures

Answer 23

Sodium hypochlorite

Question 24

What are the disadvantages of bleaching dentures?

Answer 24

Odor
Surface pitting
Tarnish
Doesn’t remove calculus/heavy stain

Question 25

What is the safe chemical cleaner for dentures?

Answer 25

Efferdent cleanser

Question 26

What is the disadvantage of efferdent cleanser?

Answer 26

Does not remove calculus

Question 27

What are some denture deposits?

Answer 27

Mucin Food debris Pellicle/biofilm Calculus Stains

Question 28

What are the denture induced oral lesions?

Answer 28

o Traumatic ulcers o Denture-stomatitis o Angular cheilitis o Hyperplasia

Question 29

What are the goals of orthodontic treatment?

Answer 29

o Normal functioning occlusion o Facial esthetics o Diagnose and correct conditions associated with preventive orthodontics

Question 30

What problems can arise from orthodontic treatment?

Answer 30

o Psychosocial problems o Oral function problems o Injury caused by trauma and breakage of protruding teeth

Question 31

What is maloclussion usually caused by?

Answer 31

a combination of skeletal and dental discrepancies

Question 32

The amount by which the space occupied by the primary canine and first and second primary molars exceeds that occupied by the canine and premolar teeth of the secondary dentition

Answer 32

Leeway space

Question 33

What is the usual average of leeway space?

Answer 33

1.7mm on each side of arch

Question 34

What are the components of the diagnostic record?

Answer 34

o Baseline factors o Personal factors, health history, medications, oral health o Intraoral photographs o Radiographs o Facial photographs o Study models

Question 35

By what age does the AAO recommend that a child be examined?

Answer 35

Age 7

Question 36

What do the orthodontic treatment planning goals include?

Answer 36

Ideal occlusion Facial esthetics Stability

Question 37

Orthodontic force has implications on several areas of the teeth and periodontium, what are they?

Answer 37

 Pulp  Root structure  Height of alveolar bone  Tooth mobility and pain  Maxilla

Question 38

What are removable orthodontic appliances used for?

Answer 38

 Growth modification with mixed dentition  Limited movement of individual teeth  Retention after treatment completion

Question 39

What are the oral conditions that should alert the dental hygienist to a potential problem?

Answer 39

 Altered sequence of eruption  Over-retention of primary teeth  Early loss of primary teeth  Supernumerary teeth  Congenitally missing teeth  Crowding of mandibular incisors  Severe crowding  Midline diastema  Malposed & lingual eruption of the permanent anterior teeth  Impacted canines  Lack of leeway space  Protruding maxillary incisors

Question 40

Process by which orthodontic brackets are affixed to the tooth surface

Answer 40

Bonding

Question 41

Removal of brackets and residual adhesive

Answer 41

Debonding

Question 42

Series of customized transparent and removable aligners utilized in orthodontic therapy

Answer 42

Aligner system

Question 43

Removable plastic and wire appliance used to stabilize teeth

Answer 43

Hawley retainer

Question 44

What are orthodontic bracket materials?

Answer 44

Metal Plastic Ceramic

Question 45

What are the basic forms of orthodontic brackets?

Answer 45

Single Twin

Question 46

tooth trapped, locked into place

Answer 46

Ankylosed

Question 47

What are the clinical procedures for bracket bonding?

Answer 47

o Clean tooth surface with slurry o Conditioning enamel surface o Applying bonding agent

Question 48

What provide positive retention results?

Answer 48

Fluoride-releasing glass ionomers

Question 49

What are the post-debonding evaluation factors?

Answer 49

o Enamel loss o Demineralization o Etched enamel not covered by adhesive