Deck 53: Dental Implants

Question 1

Implants are frequently made from titanium,by itself or coated with which material?

A)Tungsten
B)Hydroxyapatite
C)Polycarbonate
D)Pellicle

Answer 1

Hydroxyapatite

Question 2

Which oral anatomic structures are factors in the placement of dental implants?

A)Maxillary tuberosity
B)Maxillary sinus and nasal floor
C)Retromolar area
D)Lacrimal bones

Answer 2

Maxillary sinus and nasal floor

Question 3

Extraoral radiographs,which are needed to evaluate the height,width,and quality of bone,include which of the listed views?

A)Reverse Towne projection
B)Waters projection
C)Tomographic
D)Submentovertex

Answer 3

Tomographic

Question 4

Which statement is correct about dental implants?

A)They require modification of adjacent teeth.
B)They are far less expensive than a conventional bridge.
C)They can prevent the bone loss and gum recession that often accompany bridgework and dentures.
D)They can support a bridge, but not a denture.

Question 5

The placement of dental implants involves both _____ of the prosthesis.

A)extractions and placement
B)surgery and placement
C)design and fabrication
D)preparation and placement

Question 6

Which statement does not represent indications for dental implants?

A)It replaces multiple missing teeth with fixed bridgework involving tooth preparation of adjacent abutment teeth.
B)It provides support for removable partial dentures.
C)It improves the esthetic appearance of the patient's teeth and mouth.
D)It will regenerate missing alveolar bone.

Question 7

The ideal candidate for dental implants meets which of the stated criteria?

A)Has good stable health and adequate alveolar bone
B)Is willing to commit to conscientious oral hygiene and regular dental visits
C)Is concerned about the financial investment of implants
D)Both a and b

Question 8

Which statement is correct about surgical stents?

A)It will be used as a guide that is positioned over the alveolar ridge to guide placement of the implant screws in their proper position.
B)The drill bit is used to prepare the alveolus to receive the implant.
C)It is used to hold the patient's mouth open during the surgical procedure.
D)It fits under the crown and over the root form implant.

Question 9

Which medical conditions can contraindicate placement of implants?

A)Cardiovascular and respiratory diseases
B)Compromised immune systems
C)Chronic conditions that may impede healing
D)All of the above

Question 10

What is the area surrounding the mouth called?

A)Circumoral
B)Endosteal
C)Subperiosteal
D)Transosteal

Question 11

The entire endosteal dental implant process may take _____ to reach completion.

A)1 month
B)3 to 6 months
C)3 to 9 months
D)1 year

Question 12

Why are dental implants significant for patients?

A)To provide natural-looking replacements for missing teeth
B)To hold the artificial teeth firmly in place in the bone
C)To incorporates principles from fixed and removable prosthodontics
D)All of the above

Question 13

What is the surgical stent,which is used as a template for the placement of the implant screws,made of?

A)Stainless steel
B)Titanium
C)Clear acrylic resin
D)Opaque acrylic resin

Question 14

The implantation process involves several steps and may take _____ months to complete.

A)1 to 3
B)3 to 6
C)3 to 9
D)6 to 12

Question 15

A properly placed dental implant has a success rate of more than ___%.

A)90
B)80
C)70
D)60

Question 16

Which sequence represents the correct sequence for implant placement from start to finish?
1)The titanium implant is surgically embedded into the bone.
2)The abutment post or cylinder attaches to the artificial tooth.
3)The titanium abutment screw is screwed into the implant after osseointegration of the implant and during stage II surgery.

A)1, 2, 3
B)2, 1, 3
C)1, 3, 2
D)3, 1, 2

Question 17

Which dental radiographs are necessary to determine anatomic structures before placing an implant?

A)Periapical
B)Bitewing
C)Occlusal
D)Vertical bitewing

Question 18

The dental team that works together to perform the implant procedure can include a periodontist,prosthodontist,oral and maxillofacial surgeon.Which other specialist would be included?

A)Implantologist
B)Orthodontist
C)Pediatric dentist
D)Endodontist

Question 19

Which statement is correct about the formation of dental plaque and calculus on implants?

A)Neither dental plaque nor dental calculus can form on dental implants.
B)Dental plaque can form on dental implants but dental calculus will not.
C)Dental plaque cannot form on dental implants, but dental calculus will form.
D)Both dental plaque and dental calculus can form on dental implants.

Question 20

What is the process by which the living jawbone naturally grows around the dental implant?

A)Subperiosteal
B)Endosteal
C)Transosteal
D)Osseointegration

Question 21

At what stage is the final crown,bridge,partial denture,or full denture attached to the implant?

A)First surgery
B)Second surgery
C)Restorative phase
D)Follow-up phase

Question 22

Which statement is incorrect concerning the maintenance of dental implants?

A)Plaque and calculus will form on implants and is more difficult to remove from implants than from natural teeth.
B)The health of the peri-implant tissues is a critical factor in the success of dental implants.
C)It is still necessary to schedule patients with implants for cleanings, exams, and radiographs.
D)Dental implants can last as long as 20 years or more.

Question 23

How long does it take for the implant to osseointegrate to the bone?

A)1 to 2 weeks
B)1 to 2 months
C)3 to 6 months
D)Approximately 1 year

Question 24

Which implant is generally used as an alternative for patients with bridges or removable dentures?

A)Endosteal
B)Titanium
C)Subperiosteal
D)Transosteal

Question 25

What occurs during the second surgery of an osseointegrated implant?

A)Endosteal implant fixture is exposed.
B)Abutment screw is connected to the anchor.
C)Abutment screw is connected to the prosthesis.
D)All of the above occur.

Question 26

The blade or cylinder that is surgically embedded into the bone during the first surgery is which type of implant?

A)Endosteal
B)Titanium
C)Titanium abutment
D)Abutment post or cylinder

Question 27

What is placed into the implant during the second stage of surgery?

A)Hydroxyapatite
B)Abutment post
C)Titanium abutment
D)A stent

Question 28

A "healing collar" is used in which implant procedure?

A)Endosteal
B)Subperiosteal
C)Transosteal
D)None of the above

Question 29

When surgically placing implants,it is recommended to include which team member?

A)General dentist
B)Expanded functions dental assistant
C)Surgical dental assistant
D)Sterile circulating assistant

Question 30

How long is the healing period for the first osseointegrated implant surgery?

A)1 to 2 weeks
B)2 to 3 weeks
C)1 to 3 days
D)1 to 2 months

Question 31

During the first surgery for a subperiosteal implant,what occurs once the alveolar ridge is exposed?

A)A surgical stent is made using acrylic resin.
B)An impression is taken of the alveolar ridge.
C)The metal frame is positioned.
D)Titanium implants are inserted into the alveolar ridge.

Question 32

The implant that is most commonly used to support a mandibular complete denture is the ____ implant.

A)endosteal
B)titanium
C)subperiosteal
D)transosteal

Question 33

Which term refers to the bond that is developed between living bone and the surface of an implant fixture?

A)Ostectomy
B)Transosteal
C)Subperiosteal
D)Osseointegrated