Understanding the Temporomandibular Joint

What is the articulation between the head of the mandible and the mandibular fossa and articular tubercle of the temporal bone?

• Temporomandibular Joint

• Bicondylar Joint

• Gingilimodiarthroidal Joint

What type of joint is the TMJ classified as?

• Synovial Joint

• Compound Joint

• Fibrous Joint

At what week do the components of the future TMJ become evident?

• 8 weeks

• 10 weeks

• 12 weeks

What forms at the TMJ region during the 8th week?

• Mesenchymal condensation

• Articular disk

• Joint cavities

What is the composition of the condyle of the mandible?

• Cancellous bone

• Compact bone

• Both cancellous and compact bone

What is the principal glycosaminoglycan found in the articular disk of the TMJ?

• Chondroitin sulfate

• Hyaluronic acid

• Keratan sulfate

What is the function of the synovial fluid in the TMJ?

• Lubricates the joint

• Provides structural support

• Absorbs shock

What is TMJ dislocation?

What is TMJ ankylosis?

What is osteoarthritis in relation to TMJ?