click below
click below
Normal Size Small Size show me how
GEN ANA 2 TMJ
sas 2 lec
| Question | Answer |
|---|---|
| The squamous portion of the temporal bone articulates with which structure, forming the temporomandibular joint (TMJ)? | Condyle of the mandible. |
| Which is NOT a main load-bearing area of the TMJ? | Medial aspect of the squamous portion of the temporal bone. |
| Which structure is a bony prominence located at the base of the zygomatic process? | Articular eminence. |
| Which structure supplies attachment sites along the posterior portion of the glenoid fossa? | Postglenoid tubercle. |
| The surface of the squamous portion of the temporal bone is composed of which material | Fibrous connective tissue. |
| The articular disc is located between which structure and the squamous portion of the temporal bone? | Mandibular condyle. |
| Which area of the articular disc is avascular and aneural? | Central. |
| Which is NOT a division of the bands of the articular disc? | Superior. |
| Which portion of the articular disc is the main load-bearing area? | Lateral. |
| Which attachment is adjacent to the bilaminar zone | Posterior. |
| Which component of the TMJ attaches the posterior portion of the disc to the condyle? | Inferior lamina. |
| Which is NOT a component of the bilaminar zone of the posterior attachment complex of the TMJ? | Tympanic plate. |
| Which is a compartment of the TMJ? | Inferior. |
| The TMJ is which type of joint? | Synovial. |
| Which is the volume of the superior compartment of the TMJ for synovial fluid? | 1.2 mL. |
| The superior compartment of the TMJ provides for which type of movement? | Translational. |
| The articular surfaces of both the condyle and the temporal bone are enclosed by which component of the TMJ? | Capsule. |
| Which component of the TMJ does NOT have a synovial lining? | Collateral ligaments. |
| Ligaments toughen which aspects of the capsule by providing joint stability? | Medial and lateral. |
| Which site of attachment of the capsule is located along the retrodiscal pad? | Posterior |
| Which ligament of the TMJ limits the anterior protrusion of the mandible? | Stylomandibular ligament. |
| Which artery does NOT supply the TMJ? | Posterior auricular. |
| Which artery passes through the petrotympanic fi ssure to supply the TMJ? | Anterior tympanic. |
| Which artery DOES NOT supply branches to the TMJ? | Transverse facial. |
| Which vein receives branches from the TMJ for venous drainage? | Maxillary. |
| Which vein is formed by the joining of the superficial temporal and maxillary veins? | Retromandibular. |
| The posterior division of the trigeminal nerve that innervates the TMJ is the ______. | auriculotemporal. |
| Which nerve supplies the joint before innervating the temporalis muscle? | Posterior deep temporal. |