During periodontal surgery, bone is taken from a mandibular torus and placed into a three-wall periodontal osseous defect. Which one of the following
... [Show More] types of bone graft is this?
A. Allograft
B. Autograft
c. Alloplast
D. Xenograft
Cells coming from which one of the following structures is required for successful periodontal regeneration?
a. Periodontal ligament
b. Alveolar bone
c. Gingival connective tissue
d. Gingival epithelial
Guided tissue regeneration (GTR) focuses on the isolation or exclusion of what type of tissue cells
a. Junctional epithelial and gingival connective tissue
b. Aloveolar bone and sulcular epithelium
c. Connective tissue and alveolar bone
d. Alveolar bone and junctional epithelial
Which one of the following types of material is BioMend membrane?
a. Polytetraflucorethylene (e-PTFE)
b. Poly-DL-lactide (PLA)
c. Polylactic acid/Polyglycolate (PLA/PGA)
d. Bovine collagen
After surgical placement of a barrier membrane around an intraosseous defect, it is important to cover the membrane with the flap because
a. Brushing the area is easier
b. Bacterial colonization can be prevented
c. Aesthetics are enhanced
d. Tooth mobility is reduced to pretreatment levels
Which one of the following defects heals best when treated with bone grafts or bone substitutes?
a. One wall
b. Two wall
c. Three wall
d. Class III furcations
e. Horizontal bone loss
All of the following are objectives of using bone grafts or bone replacement materials in the treatment of intrabony defects except one. Which one is the exception?
a. Reduction in probing depth
b. Reduction of bleeding
c. Gain in clinical attachment
d. Fill of the defect
e. Regeneration of the attachment apparatus
Which one of the following materials is a type of allograft?
a. Bone from the patient's chin
b. Demineralized freeze-dried bone
c. Bone from the patient's hip
d. Enamel matrix protein derivatives
e. Bioactive glass particles
All of the following complications may be seen after placement of barrier membranes except one. Which one is the least likely?
a. Suppuration
b. Gingival overgrowth
c. Soft tissue recession
d. Membrane exposure
All of the following postoperative instructions apply to a patient after a regenerative procedure using a barrier membrane except one. Which one is the exception?
a.Floss the surgical area
b. Rinse the area frequently with diluted water
c. Use an antimicrobial mouthrinse
d. Take antibiotics are prescribed [Show Less]