Deck 15: Dental Implants

Question 1

Ideally,longitudinal trials of how many years are required to forecast the validity of emerging treatment concepts?

A) 3 years
B) 5 years
C) 7 years
D) No specified timeframe

Answer 1

5 years

Question 2

Bone tissue related to inflammation around implants usually radiographically appears in the shape of a:

A) Knife
B) Blade
C) Saucer
D) Coffee cup

Answer 2

Saucer

Question 3

The location of an implant influences its success rate.Smoking may affect the success of an implant.

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.

Answer 3

Both statements are TRUE.

Question 4

Osseointegration is defined as:

A) An osseous defect in the bone that surrounds one or more teeth
B) Inflammation in and around the area of a dental implant
C) Growth action of the bone tissue directly to the implant surface
D) The official name of the screw that secures the abutment to the implant

Question 5

Implants can be clinically used to treat:

A) Maxillofacial deformities
B) Single tooth replacements
C) Patients who are partially or completely edentulous
D) Only A and B
E) All of the above

Question 6

Patients with implants should usually be scheduled for assessment and treatment with the dental hygienist at what interval?

A) Monthly
B) Every 3 months
C) Every 6 months
D) Every 12 months

Question 7

The crestal bone around a healthy implant is located approximately how far from the top of the implant fixture when viewed on radiographic images?

A) 0.1 to 0.5 mm
B) 0.5 to 1 mm
C) 0.5 to 3 mm
D) 2 to 3 mm

Question 8

One common clinical criterion used to assess patients with periodontal disease but that is of limited value around implants is:

A) Probing
B) Mobility
C) Bleeding
D) Bone loss

Question 9

Titanium is the most common metal used in dental implants.One of the advantages of titanium is its scratch-resistant properties.

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 10

All of the following are criteria for implant success except one.Which criterion is the exception?

A) Absence of mobility
B) Presence of radiolucency
C) Less than 4 mm bone loss
D) Absence of marginal bone loss
E) Absence of soft-tissue complications

Question 11

The most conventional length for an implant is:

A) 4 to 10 mm
B) 6 to 12 mm
C) 8 to 14 mm
D) 10 to 16 mm

Question 12

The epithelium adheres to the titanium collar of the implant via which type of mechanism?

A) Hemidesmosome
B) Connective tissue
C) Supracrestal fibers
D) Keratin or parakeratin

Question 13

The most important aspect of a regular office maintenance visit with the dental hygienist for the patient with an implant is:

A) Performing oral irrigation
B) Collecting charting data
C) Reinforcing the home care regimen
D) Taking radiographic images of the implant

Question 14

The pathogens in failing implants are similar in quality to that of adult periodontitis and recurrent forms of periodontal disease.The quantity of the pathogenic microbes differs around failing implants.

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

Powered toothbrushes are superior to manual toothbrushes for patients with implants.Only patients with implants with limited dexterity can benefit from the use of interdental cleaning aids.

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 16

All of the following are possible contraindications for patients considering implants except one.Which contraindication is the exception?

A) Smoking
B) Osteoporosis
C) Steroid therapy
D) Anticoagulant therapy
E) Adults over 60 years of age

Question 17

A reversible inflammatory reaction in the soft tissues surrounding a functioning implant is termed:

A) Failing implant
B) Peri-implantitis
C) Peri-implant disease
D) Peri-implant mucositis

Question 18

All of the following oral hygiene tools can be safely used for home care of the dental implant except one.Which tools are the exception?

A) Interproximal brushes
B) Floss, yarn, and gauze
C) Power-assisted brushes
D) Metal periodontal instruments

Question 19

The dominant shape for implants is:

A) Blade-shaped
B) Hexagonal
C) Cylindrical
D) Peg-shaped and hollow

Question 20

Implant successes can be assessed using conventional radiographic images of the implant.For a more accurate assessment,the clinician should use digital radiography and computed tomography.

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 21

MATCHING
Match each of the following implants with their individual characteristics.
Transosteal

A)Is placed in the bone and can be a blade-shaped or a root-form implant.
B)Is used only in the mandibular arch to anchor the prosthesis; no direct bone anchorage is provided.
C)Custom cast framework is placed beneath the periosteum.This implant can be used in both maxillary and mandibular arches.

Question 22

MATCHING
Match each of the following implants with their individual characteristics.
Subperiosteal

A)Is placed in the bone and can be a blade-shaped or a root-form implant.
B)Is used only in the mandibular arch to anchor the prosthesis; no direct bone anchorage is provided.
C)Custom cast framework is placed beneath the periosteum.This implant can be used in both maxillary and mandibular arches.

Question 23

The amount of bone-to-implant contact required for success has not been determined.

Question 24

Rough-surface implants show a higher rate of bone apposition and growth.

Question 25

MATCHING
Match each of the following implants with their individual characteristics.
Endosseous

A)Is placed in the bone and can be a blade-shaped or a root-form implant.
B)Is used only in the mandibular arch to anchor the prosthesis; no direct bone anchorage is provided.
C)Custom cast framework is placed beneath the periosteum.This implant can be used in both maxillary and mandibular arches.

Question 26

Titanium rapidly forms a layer of surface oxides.This layer prevents corrosion on the surface,promoting tissue integration.

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 27

Orthodontic movement of implants is not possible once osseointegration has occurred.

Question 28

Progression of inflammatory disease around implants appears to be more rapid than in natural teeth.

Question 29

The selection for implant length is based on the available bone height and proximity to vital structures.

Question 30

The term failing implant is synonymous with peri-implantitis.

Question 31

Age is not a contraindication for dental implants.

Question 32

Hormone replacement therapy and osteoporosis have been shown to influence implant survival.

Question 33

Locally delivered antimicrobial agents are often used as adjunct therapy around dental implants.

Question 34

The amount of bone-to-implant contact achieved at the time of implant placement is a determining factor in the stability of the implant.

Question 35

The term loading refers to the placement of the implant into the bone.The direction and amount of force placed on the long axis of a dental implant influences the success of the implant.

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 36

Root-form endosseous implants have direct osseous anchorage with the alveolar bone.

Question 37

100% integration never develops with dental implants.

Question 38

Any implant material is considered a foreign body.Commercially pure titanium is the only material that has not shown growth inhibition.

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 39

Probing implants should not be performed after loading for how long?

A) 3 months
B) 6 months
C) 1 year
D) Probing is not necessary; no periodontal ligament (PDL) exists