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Dental implants Dr.Poch Sothearoth 6dd

A visually appealing illustration of dental implants being placed with a focus on precision and care, surrounded by medical tools and a soft background of a dental clinic.

Dental Implants Quiz for Healthcare Professionals

Test your knowledge in the field of dental implants with our comprehensive quiz designed for healthcare professionals. This quiz covers critical factors for dental implant procedures, especially in patients with medical conditions like diabetes and hypertension.

Key features of the quiz include:

Multiple choice questions
Focus on clinical guidelines and best practices
Assess your understanding of implantology

64 Questions16 MinutesCreated by PlacingSmiles42

1. The most important factors to consider for implant surgery in diabetic patient are:

σ� Duration of diabetes

σ� The control of diabetes over time: HbA1c should not exceed 7%.

σ� The prevention of infections

σ� The implant surface and design

σ� All are correct

2. Implant placement is indicated for diabetes patient if:

σ� The wound healing is altered

σ� HA1c not exceed 7%

σ� The blood pressure is 180/80mmHg

σ� Plasma glucose level is 126 to 200

σ� All are correct

3. Dental Implant therapy for hypertensive patient is contra -indicated when:

σ� Maximum Blood pressure is above 160/90mmHg and 150/80mmHg for diabetic patients.

σ� Recent myocardial infarction

σ� Unstable angina pectoris

σ� Hypertensive patient with 180-209/110-119mmHg.

σ� All are correct

4. Uncontrolled blood pressure increase the risk for cardiovascular during dental care or prolonged stressful:

σ� Myocardial infarction

σ� Angina pectoris

σ� Cardiovascular accident

σ� Blood pressure: 180-209/110-119mmHg

σ� All are correct

5. Patient with acquired bleeding tendency

σ� Should stop using aspirin or other antiplatelet agents 2 days before surgery

σ� Should stop using aspirin or other antiplatelet agents 1 week before surgery

σ� Should prevent post operative bleeding

σ� Should discontinue anticoagulant before dental treatment

σ� Should not use local anesthesia contain with adrenaline.

6. The statement below is correct, Except:

σ� Hyperglycemia impair the collagen metabolism and bind to monocyte and macrophage cell membranes, thus altering the wound healing.

σ� Glucose level fasting value > 126mg/dL and 2-hour postprandial >200mg/Dl are considered diagnostic criteria for diabetes.

σ� HbA1c value normal: 7%-7.5%

σ� The longer duration diabetes, the higher the failure rate for implant treatment.

σ� Implant placement is indicated for diabetes patient with HgA1C: 7%.

7. The statement below is true, Except:

σ� Adrenaline in local anesthesia is not safe for hypertensive patients

σ� Patients with recent myocardial infarction, unstable angina pectoris are not candidates for surgical treatment

σ� IV bisphosphonate-treated patients have high incidence of ONJ.

σ� Platelet Count lower than 100,000/mm3 are considered a contraindication for elective surgical procedure

σ� INR is the most reliable test, its normal value is 1.

8. The statement below is true, Except:

σ� The irradiation dose is the major limited factors which effects the osseintergration.

σ� Radiation effects both osteoblast and osteoclasts, reducing the bone’s capacity to heal.

σ� Irradiated bone does NOT have the potential to remodeling and regeneration

σ� Implant failure rate is low when irradiation dose below 45Gy.

σ� ORN is one of major complications of radiation therapy

9. The statement below is true, Except:

σ� Schneiderian membrane is very thin, yellowish and extremely friable for smokers.

σ� Schneiderian membrane is elastic with the thickness: 0.45mm to 1.40 mm

σ� 15% of IAN is located in the middle of the mandibular ramus, posterior to the 2nd molar, then runs lingually to follow the lingual plate

σ� 15% of IAN canal follows the lingual cortical plate of the mandibular ramus and body

σ� 15% of IAN is located near the middle of the ramus and body

10. The statements below are correct, Except:

σ� A. Certain areas of the implant surface are in direct contact with bone is called Primary bone contact.

σ� The remodeled bone and new bone contact with implant, termed secondary bone contact

σ� Primary bone contact is increased when Secondary bone contact occurred

σ� Primary bone contact is decreased when Secondary bone contact occurred.

σ� Immediate loading protocols were first described for the completely edentulous mandible

11. The concept of prosthetic-driven implant dentistry mean:

σ� Implant selection is performed before prosthetic planning.

σ� Perform prosthetic immediately after implant placement

σ� Implant selection is performed after prosthetic planning

σ� Immediate implantation into extraction socket.

σ� B and D Perform prosthetic immediately after implant placement, Immediate implantation into extraction socket.

12. Implant selection is involve:

σ� clinical examination,

σ� radiographic examination

σ� surgical evaluation

σ� prosthetic planning

σ� All are correct

13. Implant characteristics include the following:

σ� Length and diameter,

σ� Shape and roughness,

σ� Number

σ� Position

σ� All are correct

14. Guidelines for implant selection are based on:

σ� Dimensions of the edentulous area

σ� Adjacent teeth and Anatomical structures

σ� Biomechanics

σ� Bone volume and Bone quality

σ� All are correct

15. Interdental distance for single tooth replacement using standard implant

σ� 7mm

σ� 8mm

σ� 9mm

σ� 10mm

σ� All are correct

16. Interdental and inter-occlussion distance for multi teeth replacement

σ� 7mm is required between the centers of two implants.

σ� 3mm is required between implant heads

σ� 1.5mm is required from implant to adjacent tooth

σ� 05-1mm is required from implant to adjacent tooth

σ� Vertical dimension of 6mm is required.

17. A standard implant requires

σ� 7mm mesiodistal distance,

σ� 10mm bone height,

σ� 6mm bone width.

σ� 7mm bone width at esthetic area.

σ� All are correct

18. The role of the temporary prosthetic restoration

σ� Maintain esthetic

σ� Provide stabilization

σ� Function

σ� Preview for future restoration

σ� All are correct

19. The provisional prosthetic can be elaborated

σ� Prior to extraction

σ� Before implant placement

σ� After implant placement

σ� After implant osseointergration

σ� All are correct

20. General specifications of temporary prosthetic restorations

σ� Not traumatic to adjacent teeth and soft tissues

σ� No negative interference with osseointergration

σ� Easy to modify if necessary

σ� Acceptable esthetics

σ� All are correct

21. Minimal buccal –lingual bone volume for 4mm diameter implant is:

σ� 5mm in esthetic areas

σ� 5mm in non-esthetic areas

σ� 6mm in esthetic areas

σ� 7mm in esthetic area

σ� All are correct

22. In term of biomechanics, implant should be placed in the direction of axial forces, because:

σ� The bone/implant interface is well adapted to axial compressive forces

σ� To improves the mechanical strength of the implant body

σ� To induce shear force

σ� To improve esthetic

σ� To get enough vertical dimension.

23. Wide diameter of implant should be use in strong occlusal forces because:

σ� Increase primary stability

σ� Improves the mechanical strength of the implant body

σ� Improve esthetic

σ� Prevent implant fracture

σ� Prevent loosening abutment

24. Prerequisite for success for immediate or early loading of implants is

σ� Implant brand

σ� Implant SLA surface

σ� Sufficient primary stability

σ� Implant brand, Implant SLA surface

σ� Implant brand, Implant SLA surface and Sufficient primary stability

25. To improve primary stability in type 3 and 4 bone, surgeon may adapt with

σ� implant dimension

σ� implant design

σ� rough/bioactive surface

σ� drill sequence

σ� All are correct

26. Removable provisional may be unstable solution because v

σ� Compressive on mucosa

σ� Cause marginal bone loss

σ� May loss of osseointergration

σ� May not comfortable

σ� All are correct

27. Implant placement in anterior single tooth is predictable treatment outcomes if

σ� Patient with high smile line

σ� The sites without hard and soft tissue deficiency

σ� Patient motivation

σ� Patient with high smile line and The sites without hard and soft tissue deficiency

σ� Patient with high smile line, The sites without hard and soft tissue deficiency, Patient motivation

28. Dental implant therapy in the anterior is a complex procedure, which base on a comprehensive preoperative evaluation. An optimal esthetic result depends on

σ� Patient selection

σ� Implant selection

σ� Correct three dimensional implant positioning

σ� Soft tissue stability

σ� All are correct

29. Single tooth implant in the anterior area is a surgical risk procedure if

σ� Buccal bone deficiencies

σ� Soft tissue deficiencies

σ� Distance between the proximal bone and CEJ of the adjacent teeth >2mm

σ� Buccal cortical bone plate <1mm

σ� All are correct

30. The provisional fixed restoration plays a major role in esthetic outcome because:

σ� It can be modified to create emergence profile

σ� It is easy to fabricate

σ� It improve osseointergration

σ� It can be modified to create emergence profile, It is easy to fabricate

σ� It can be modified to create emergence profile, It is easy to fabricate , It improve osseointergration

31. Selection of the abutment depends on:

σ� Peri-implant gingival margin and the longitudinal implant axis

σ� Implant design

σ� Implant surface

σ� Mechanical strength of implant body

σ� Bone implant contact

32. Implant-supported FPD, when possible, is the treatment of choice for partially edentulous patients in the situation:

σ� Healthy adjacent teeth

σ� Intact adjacent tooth restoration

σ� Posterior reduced arch

σ� Extended edentulous segments

σ� All are correct

33. In cases of restoration of each los unit with an implant, when it is indicated to splinting the implant ?

σ� Narrow-diameter implants in the posterior area

σ� Short implants

σ� Bruxism

σ� Poor bone quality

σ� All are correct

34. There are some disadvantages of screw retain, Except:

σ� More screw loosening

σ� Cost

σ� Retrievable

σ� Esthetics

35. Immediate and early loading protocols should focus on

σ� The amount of primary bone contact.

σ� The quantity of bone at the implant site.

σ� The rapidity of bone formation around the implant

σ� The quality of bone at the implant site.

σ� All are correct

36. Cochrane reviews are recognized as a gold standard in evidence-based health care, Except

σ� Immediate loading was defined as implants in function within 1 week after their placement. No distinction was made between occlusal and nonocclusal loading.

σ� Early loading was defined as putting implants in function between 1 week and 2 months after placement.

σ� Conventional loading was defined as putting implants in function after 2 months

σ� Immediate loading was defined as implants in function within 1 days after their placement

σ� All are exceptional

37. What’s fibro-intergration?

σ� Implant is fully intergrated to the bone.

σ� Implant is intergrated and attached via dense fibrous tissue

σ� Implant is 70% intergarted to the bone.

σ� Implant is fallen out.

σ� Implant is intergrated and attached via dense fibrous tissue, Implant is 70% intergarted to the bone, Implant is fallen out.

38. To prevent implant from fibro-intergration, Must

σ� Curettage the osteotomy site before place implant

σ� Drill with irrigation copiously

σ� Drill slowly

σ� Torque should not exceed 35Ncm.

σ� Premedication

39. Clinician should be perform proper technique when placing implant in poor bone type IV, Except:

σ� Drill sequence technique

σ� Bone condensation technique

σ� Bone slitting technique

σ� Drill sequence technique, Bone condensation technique

σ� Drill sequence technique, Bone condensation technique, Bone slitting technique

40. There many reasons in implant failures, Except:

σ� Implant design

σ� Overheating bone

σ� No primary stability

σ� Contaminated osteotomy

σ� Excessive force

41. Malposition of implant poses many complications, except:

σ� Damage to adjacent teeth

σ� Damage to important anatomic structure

σ� Impossible to load

σ� Fit for prosthetic restoration

σ� Poor esthetics

42. There are some pre -surgical steps to prevent implant from malposition. Except:

σ� Proper pre-operative planning

σ� Financial planning

σ� Radiographic analysis

σ� Surgical guide template

σ� Soft or hard tissue augmentation procedure to obtain optimum anatomy.

43. Bleeding during and after implant surgery can be managed, Except:

σ� Compression with plain gauze

σ� Post operation mouth rinse with tranexamic acid (4-6 times daily x 3 days)

σ� Incision in the mucosa to relieve the hematoma

σ� Ligation of vessel

σ� Immediate referral to hospital

44. Nerve injury is due to occurred, Except:

σ� Drill procedures or compression of implant body into canal.

σ� Post surgical intra-alveolar oedema

σ� Direct trauma

σ� Prosthetic design

σ� Mechanical, chemical and thermal

45. Infection is the most common cause for loss of implant. To prevent this occurrence, we have to respect the surgical protocol, Except:

σ� Rule out medical history

σ� Surgery under aseptic conditions

σ� Pre-operative mouth rinse with clorhexidine

σ� Prophylactic antibiotics 1 hr before surgery

σ� Sedation

46. Pain after implant surgery is normal physiologic response to tissue damage. Pain intensity comes to the peak after:

σ� 3-5 hours

σ� 8 hours

σ� 12 hours

σ� 24 hours

σ� 72 hours

47. The statements below are true, Except

σ� The design of the restoration is a key factor for implant selection.

σ� In esthetic areas the provisional should have a design aiming to guide tissue healing.

σ� A standard implant requires 5mm mesiodistal distance, 10mm bone height, and 5mm bone width

σ� Wide implants are preferred for molars, and when high occlusal loading is expected.

σ� Long implants (>10mm) are indicated when poor primary stability is expected with standard implants

48. The statements below are true, Except

σ� Cemented restorations are advisable used for the implant shoulder located deep under the mucosa in esthetic areas

σ� Implant-supported FPD is the dominant strategy for partially edentulous patients.

σ� There is no evidence to support the concept of one tooth, one implant.

σ� Splinting implant provides better force distribution, fewer technical complications.

σ� Single units allow a better prosthetic passive fit and easier plaque control.

49. The statements below are true, Except

σ� Autogenous graft is a graft from patient own bone.

σ� Allograft is a graft between genetically dissimilar member of species.

σ� Xenograft is a graft taken from a donor of another species

σ� Alloplast graft is the combination of Autograft and other type of graft material

σ� Autogenous is a Gold standard for grated bone

50. There are some crestal approaches limitations, except

σ� Residual bone height >6mm

σ� Oblique sinus floor

σ� Present of septa

σ� Inability to repair perforations

σ� Inadequate ridge width

51. How do we prevent pressure necrosis of the cortical bone

σ� By under preparing the osteotomy

σ� By using the 1 drill larger than the implant to be placed

σ� By using the cortical drill and the drill tap to prepare the cortical bone

σ� By placing chlorhexidine in the saline

σ� All are incorrect

52. What is important in the preparation of type 1 bone?

σ� A. Under-preparation of the osteotomy site

σ� Use of osteotomes to prepare the osteotomy

σ� Use of the cortical drills

σ� Use of both the cortical and the drill taps where applicable.

σ� By using the 1 drill larger than the implant to be placed.

53. Why is it important to take an X-ray after your pilot drill.

σ� To increase the profit margin of the procedure

σ� To check vitality of the adjacent teeth

σ� To make sure that you do not hit any vital structures with your initial drill

σ� To check the width of the osteotomy

σ� All are correct

54. Why is the mid-crestal incision the most ideal incision type?

σ� Its the most aesthetic incision

σ� Allows movement of palatal tissue to the buccal side

σ� Improves your ability to move soft tissue around

σ� Reduces risk of wound dehiscence by improving the blood flow to the wound edges

σ� All are correct

55. Accessing the posterior wall of the Maxillary sinus through a vestibular incision may injure one or more of the following vital structures:

σ� Origin of Buccinator muscle.

σ� Posterior superior alveolar artery.

σ� Posterior superior alveolar nerve.

Incorrect

σ� All are correct

56. Spontaneous recovery from nerve injury to the inferior alveolar nerve (IAN) is more frequently observed compared to the lingual nerve due to:

σ� The position of the IAN in the bony canal serves as a conduit for nerve regeneration

σ� The IAN has a larger diameter

σ� The IAN has better regenerative capability

σ� The IAN is closer to the CNS at the point of injury

σ� Wallerian degeneration is delayed for the lingual nerve

57. Which one of the following is not an acceptable complication of third molar surgery:

σ� Mandible fracture

σ� Tuberosity fracture

σ� Fracture of adjacent teeth

σ� TMJ pain

σ� All are acceptable

58. Which of the following is most likely to result in implant failure

σ� Utilizing bovine derived augmentation material for sinus lift

σ� A perforation of the Schnederrian membrane measuring 6 by 5 mm repaired with a PRP membrane prior to grafting

σ� Placing implants in a patient with a 40 pack year smoking history who quit 4 weeks ago

σ� Performing a sinus lift with simulataneous implant placement in a patient with chronic sinusitis without addressing the sinusitis preoperatively

σ� All are correct

59. What is the minimum recommended distance between the most inferior aspect of an implant and the superior aspect of the mandibular canal

σ� 3mm

σ� 2mm

σ� 4mm

σ� D.1.5mm

σ� 1mm

60. A 30 year old male is one week status post placement of 3 right mandibular posterior implants. He is complaining of parasthesia of his right mental branch that has been present since the implants were placed. A panoramic radiograph demonstrates that all 3 implants are less than 0.5mm superior to the mandibular canal. What is the most appropriate next step

σ� Back up all 3 implants an additional 2 mm

σ� Remove all implants

σ� Reassure the patient and follow up again in 2 weeks

σ� Schedule the patient for a IAN lateralization procedure

σ� Obtain a CT scan to identify the exact relationship of each implant with the canal before proceeding with any treatment

61. In the aesthetic zone, the only place where two implants are acceptable is:

σ� Between the central and lateral

σ� Between the lateral and canine

σ� Between the two centrals

σ� None of all

σ� All are acceptable

62. What are the advantages of the customized impression coping technique?

σ� It is an impression coping that is customized to the impression tray.

σ� It is an impression coping that transfers the exact transgingival emergence profile of a given implant site

σ� It requires less time chair-side.

σ� It reflects a more accurate spatial position of the implant

σ� It helps to create stippling in the soft tissue

63. Which is the best material to use for the fabrication of a provisional restoration

σ� Bisacryl

σ� PMMA

σ� Composite

σ� All of them

σ� None of them

64. The most common problem following provisional restoration removal before impression making is?

σ� Expansion of the peri-implant mucosal tissues

σ� Collapse of the peri-implant mucosal tissues

σ� Bleeding of mucosal tissue

σ� All of the above

σ� None of the above

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