DH 1350 Quiz 14 Chapt 19

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anatomy2012
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DH 1350 Quiz 14 Chapt 19
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2014-11-21 21:12:19
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DH 1350 Quiz 14 Chapter 19
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DH 1350 Quiz 14 Chapt 19 temporomandibular joint
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  1. The temporal bone consists of _________
     which overlies _________ and is covered by __________. 

    bundle bone, cancellous bone, endosteum
    compact bone, cancellous bone, periosteum
    compact bone, hyaline cartilage, periosteum
    bundle bone, hyaline cartilage, periosteum
    compact bone, cancellous bone, periosteum
  2. The gliding movement in the temporomandibular joint takes place between the _____________. 

    disc and the temporal bone
    mandibular condyle and zygomatic process of the maxilla
    mandibular condyle and temporal bone
    disc and the mandibuar condyle
    disc and the temporal bone
  3. The hinge movement of the temporomandibular joint takes place between the __________________ . 

    disc and zygomatic bone
    disc and the mandibular condyle
    mandibular condyle and temporal bone
    disc and the temporal bone
    disc and the mandibular condyle
  4. The articular disc that lies between the two bones of the temporomandibular joint is composed of __________________.

    cartilage and spongy bone

    fibrous connective tissue well supplied with blood vessels

    firmly packed striated muscle supplied with branches of the fourth cranial nerve

    fibrous connective tissue that sometimes contains a few chondrocytes
    fibrous connective tissue that sometimes contains a few chondrocytes
  5. The temporomandiular joint on either side of the head is the articulation between the________________________. 

    Temporal bone articular eminence and fossa and the coronoid process of the mandible

    Heads of the condyle of the mandible and the zygomatic arch

    Frontal process of the frontal bone and the coronoid process of the mandible

    Heads of the mandibular condyle and the temporal bone articular eminence and fossa
    Heads of the mandibular condyle and the temporal bone articular eminence and fossa
  6. The articulating bony surface of the temporal bone portion of the temporomandibular joint is covered with ______________________.

    Fibrocartilage
    Osteoid
    Mucosa
    Reticular connective tissue
    Fibrocartilage
  7. The area of the mandibular condyle involved in the temporomandibular articulation is covered with ______________________. 

    Cortical bone
    Fibrocartilage
    Elastic connective tissue
    Trabecular bone
    Fibrocartilage
  8. The TMJ develops in the _____________
    of prenatal development.

    5th-6th week
    11th-12th week
    9th-10th week
    7th-8th week
    11th-12th week
  9. The growth centers at the head of each
    mandibular condyle consist of ____________ which as an indivudal grows to maturity are replaced by bone due to the process of ________________. 

    hyaline cartilage, endochondral ossification
    hyaline cartilage, endochondral ossification
    ossification
    elastic cartilage, intramembranous ossification
    hyaline cartilage, endochondral ossification
  10. A joint  ______________ is located on each side between the temporal bone and mandibular condyle.
    disc
  11. Lateral deviation of the mandible, or lateral excursion, which involves shifting the lower jaw to one side, occurs during mastication. 

    True
    False
    true
  12. Posterior to the articular fossa is a sharper ridge, the _______________ process.
    postglenoid
  13. The articular ______________ is positioned anterior to the articular fossa, and consists of a smooth, rounded protuberance on the inferior aspect of the zygomatic process.
    eminence
  14. The peripheral region of the joint disc is vascular and innervated. 

    True
    False
    • true
    • The central area of the disc is avascular and lacks innervations Joint Disc, page 267
  15. The outer layer of the joint capsule is a synovial membrane, which consists of a thin connective tissue that contains nerves and blood vessels.

    True
    False
    false
  16. Which of the following phrases about the temporomandibular joint is CORRECT?

    Disc fits on the mandibular condyle like a cap.

    Disc becomes more spongy as it ages.

    Joint capsule is located only on the anterior portion of the joint.

    Blood vessels from the temporal bone form the synovial fluid.
    Disc fits on the mandibular condyle like a cap.
  17. What is the purpose of the synovial membrane in a synovial joint?

    Surround the joint like a fibrous sleeve
    Secrete fluid into the joint cavity
    Innervate the muscles that move the joint
    Convey a sense of position and movement
    Secrete fluid into the joint cavity
  18. During sublauxation of the temporomandibular joint,  the head of each condyle moves too far anteriorly past the ________________.
    articular eminence
  19. Treatment of subluxation of the jaw consists of relaxation of the muscles of mastication and, careful ______________  and backwards movement of the mandible.

    Downwards
    To the right, left, and then
    Forwards
    Upwards
    Downwards
  20. Match the following terms related to the movement of the temporomandibular joint  to the correct descriptors:

    Gliding movement
    rotational movement
    retraction of the mandible
    elevation of the mandible
    lateral deviation of the mandible
    depression of the mandible
    protrusion of the mandible

    both gliding and rotational movements
    gliding movement
    rotational movement
    occurs mainly in the upper synovial cavity
    occurs mainly in the lower synovial cavity
    • occurs mainly in the upper synovial cavity
    • occurs mainly in the lower synovial cavity
    • gliding movement
    • rotational movement
    • both gliding and rotational movements
    • rotational movement
    • gliding movement
  21. Which of these is NOT a symptom of
    Temporomandibular Joint Disorder?

    Limited or deviated opening
    Painful muscle spasms
    Chronic joint tenderness
    Headaches or neck pain
    Headaches or neck pain
  22. MULTIPLE ANSWERS

    Few cells are present in the joint disc located on each side between the temporal bone and mandibular condyle, but among these are: 

    red blood cells
    fibroblasts
    lymphocytes
    white blood cells
    • fibroblasts
    • white blood cells
  23. MULTIPLE ANSWERS

    The joint disc in the temporomandibular
    joint:

    Is attached to the lateral and medial poles of the coronoid process

    Posteriorly is attached to the neck of the mandibular condyle

    Posteriorly is attached to the postglenoid process of the temporal bone

    Lacks central innervation and vascularlity

    Divides the joint into two synovial cavities
    • Posteriorly is attached to the neck of the mandibular condyle
    • Posteriorly is attached to the postglenoid process of the temporal bone
    • Lacks central innervation and vascularlity
    • Divides the joint into two synovial cavities
  24. MULTIPLE ANSWERS

    Which of the following is part of the
    temporomandibular joint?

    Coronoid process
    Articular eminence
    Mandibular condyle
    Articular fossa
    Zygomatic arch
    • Articular eminence
    • Mandibular condyle
    • Articular fossa

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