Anatomy: Cranium and Mandible
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Questions and Answers

Which part of a long bone is known as the body or shaft?

  • Epiphysis
  • Diaphysis (correct)
  • Articular cartilage
  • Metaphyses
  • Where are sesamoid bones like the patella typically found?

  • Embedded within the spine
  • In the skull
  • In certain tendons (correct)
  • Within muscles
  • What is the function of articular cartilage in a long bone?

  • To provide structural support
  • To connect muscle to bone
  • To aid in blood production
  • To cover the part of the epiphysis forming a joint (correct)
  • What is the role of the periosteum in long bones?

    <p>To provide blood supply to the bone</p> Signup and view all the answers

    What structure within long bones serves as a hollow, cylindrical space?

    <p>Medullary cavity</p> Signup and view all the answers

    What bones make up the U-shaped mandible?

    <p>Body and ramus</p> Signup and view all the answers

    Which bones form the zygomatic arch?

    <p>Temporal process of zygomatic bone and zygomatic process of temporal bone</p> Signup and view all the answers

    What is the pterion composed of?

    <p>Frontal, parietal, sphenoid (greater wing), and temporal bones</p> Signup and view all the answers

    Which part of the cranium includes the temporal fossa and mastoid process of the temporal bone?

    <p>Neurocranial part</p> Signup and view all the answers

    What is the function of the external occipital protuberance?

    <p>Forms part of the occiput</p> Signup and view all the answers

    Which feature is found in the lateral aspect of the cranium?

    <p>Zygomatic arch</p> Signup and view all the answers

    Which process involves the replacement of cartilage with bone?

    <p>Endochondral Ossification</p> Signup and view all the answers

    What type of bone formation mostly forms flat bones of the skull?

    <p>Intramembranous Ossification</p> Signup and view all the answers

    Which zone of the epiphyseal plate consists of maturing chondrocytes arranged in columns?

    <p>Zone of Hypertrophic Cartilage</p> Signup and view all the answers

    Where does interstitial growth occur in a long bone?

    <p>Epiphysis</p> Signup and view all the answers

    Which part of the skeletal system includes the axial skeleton?

    <p>Thoracic Cage</p> Signup and view all the answers

    What cells are responsible for dissolving calcified cartilage during bone growth?

    <p>Osteoclasts</p> Signup and view all the answers

    What is the total number of bones in the vertebral column?

    <p>26</p> Signup and view all the answers

    Which function is NOT attributed to the vertebral column?

    <p>Aiding in digestion</p> Signup and view all the answers

    Where are the abnormal curvatures of the vertebral column located?

    <p>Posterior only</p> Signup and view all the answers

    Which type of vertebrae has a hook-shaped front to back process?

    <p>Cervical vertebrae</p> Signup and view all the answers

    What is a characteristic feature of atypical cervical vertebrae?

    <p>Absence of body</p> Signup and view all the answers

    What runs from the base of the skull to the coccyx?

    <p>A paired bundle of nerve fibers</p> Signup and view all the answers

    What is the name of the structure that indicates the junction of the sagittal and lambdoid sutures?

    <p>Lambda</p> Signup and view all the answers

    Which structure broadens posterolaterally at the parietal eminences in the superior aspect of the cranium?

    <p>Vertex</p> Signup and view all the answers

    What does Bregma represent in terms of cranial anatomy?

    <p>Intersection of the sagittal and coronal sutures</p> Signup and view all the answers

    Which part of the cranial base consists of the palatal processes of the maxillae anteriorly and horizontal plates of the palatine bones posteriorly?

    <p>Hard palate (bony palate)</p> Signup and view all the answers

    Which bone in the cranial base has greater wings and pterygoid processes consisting of lateral and medial pterygoid plates?

    <p>Sphenoid bone</p> Signup and view all the answers

    What structure in the temporal bone contains the mastoid processes, stylomastoid foramen, and styloid process?

    <p>Petrous part</p> Signup and view all the answers

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