Osseointegration Discovery
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Questions and Answers

What is osseointegration?

  • A method of observing blood flow in the rabbit fibula
  • A direct structural and functional connection between living bone and an implant surface (correct)
  • A type of metal used in surgery
  • A type of bone disease

Who is credited with creating the term 'osseointegration'?

  • Unknown
  • Leventhal
  • Professor Branemark (correct)
  • Bothe

What was Professor Branemark's original research focus?

  • Blood flow research of the rabbit fibula (correct)
  • The development of titanium-based implants
  • The creation of implant surfaces
  • The study of bone diseases

What was used to observe blood flow in Professor Branemark's research?

<p>All of the above (D)</p> Signup and view all the answers

Who is credited with using titanium in surgery for the first time?

<p>Bothe et al. (D)</p> Signup and view all the answers

In what year was the term 'osseointegration' first used?

<p>The exact year is unknown (B)</p> Signup and view all the answers

What is the purpose of the hex in an implant system?

<p>To serve as a retentive mechanism between the implant body and abutment (C)</p> Signup and view all the answers

What type of connection is characterized by the presence of a hexagon or octagon on the implant platform?

<p>External connection (A)</p> Signup and view all the answers

What is a potential disadvantage of external connections?

<p>All of the above (D)</p> Signup and view all the answers

What is the primary advantage of internal connections?

<p>All of the above (D)</p> Signup and view all the answers

What factor affects the load-bearing capacity of an implant?

<p>All of the above (C)</p> Signup and view all the answers

What type of force tends to push masses towards each other?

<p>Compressive force (B)</p> Signup and view all the answers

What is the primary difference between cement-retained and screw-retained crowns?

<p>The method of attachment to the abutment (B)</p> Signup and view all the answers

What is a potential disadvantage of internal connections?

<p>Less historical literature available (A)</p> Signup and view all the answers

What is the primary purpose of platform switching?

<p>To allow for more flexibility in implant placement (D)</p> Signup and view all the answers

What is the typical range of diameters for currently available implants?

<p>3 to 7 mm (A)</p> Signup and view all the answers

What is a key feature of the original 'Branemark' implant?

<p>Machine turned titanium (B)</p> Signup and view all the answers

What is the result of a roughened surface on an implant?

<p>Increased surface area for bone contact (B)</p> Signup and view all the answers

What is the purpose of measuring alkaline phosphatase in osseointegration?

<p>To measure osteoblast differentiation (C)</p> Signup and view all the answers

What is the advantage of a roughened surface in the critical healing phase?

<p>Faster stability and earlier restorative treatment (C)</p> Signup and view all the answers

What is the significance of thread pitch on an implant?

<p>It is important for the prosthesis connection (D)</p> Signup and view all the answers

What is 'cupping' associated with in dental implants?

<p>Bone loss (B)</p> Signup and view all the answers

What is the principle behind 'platform switching' in dental implants?

<p>Placing screwed or friction fit restorative abutments of narrower diameter on implants of wider diameter (C)</p> Signup and view all the answers

What is the difference between the one-stage and two-stage approach in dental implants?

<p>The timing of abutment attachment (B)</p> Signup and view all the answers

What is the purpose of establishing a distance between the abutment and the crest of the bone?

<p>To prevent bone loss (D)</p> Signup and view all the answers

What is the composition of zirconia, derived from zirconium metal?

<p>Zirconium oxide (Zirconia) (D)</p> Signup and view all the answers
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