Clinical Notes: Facial Infections and Cavernous Sinus Thrombosis
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Questions and Answers

Which facial region is known as the 'danger triangle of the face' due to the risk of cavernous sinus thrombosis?

  • Lateral parts of the eyelids
  • Area around the chin and lower lip
  • Forehead and anterior part of the face
  • Area bounded by the nose, eye, and upper lip (correct)
  • Where does lymph from the forehead and anterior part of the face primarily drain into?

  • Buccal lymph nodes
  • Submandibular lymph nodes (correct)
  • Parotid lymph nodes
  • Submental lymph nodes
  • Which type of muscles are the facial muscles that are embedded in the superficial fascia of the face?

  • Arrector pili muscles
  • Masticatory muscles
  • Smooth muscles
  • Integumentary muscles (correct)
  • Where do lymph vessels that end in the parotid lymph nodes drain from?

    <p>Lateral parts of the eyelids</p> Signup and view all the answers

    What can happen if a boil develops in the area bounded by the nose, eye, and upper lip?

    <p>Cavernous sinus thrombosis</p> Signup and view all the answers

    Where are a few buccal lymph nodes typically found along?

    <p>Forehead and anterior part of the face</p> Signup and view all the answers

    What structures are contained within the face?

    <p>Orbits, nose, mouth, and ears</p> Signup and view all the answers

    What is the critical function of the face in terms of communication?

    <p>Facial expression</p> Signup and view all the answers

    Which bones form the lateral orbital margin?

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

    What anatomical landmarks limit the spread of subperiosteal blood or pus on the skull?

    <p>Epicranial aponeurosis and sutural ligaments</p> Signup and view all the answers

    In case of infected blood in the diploic veins reaching the venous sinuses, what condition can be produced?

    <p>Venous sinus thrombosis</p> Signup and view all the answers

    What additional purpose does the face serve apart from sensory functions?

    <p>Speech production</p> Signup and view all the answers

    What forms the medial orbital margin above and below?

    <p>Maxillary process of the frontal bone and frontal process of the maxilla</p> Signup and view all the answers

    Which nerve supplies the skin over the angle of the mandible?

    <p>Great auricular nerve</p> Signup and view all the answers

    What forms the root of the nose?

    <p>Nasal bones</p> Signup and view all the answers

    Which bone contains the teeth and maxillary air sinus in the middle third of the face?

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

    What contributes to the wrinkle lines of the face?

    <p>Repeated folding of skin perpendicular to muscle axes and loss of skin elasticity</p> Signup and view all the answers

    Which nerve supplies most of the skin on the face?

    <p>Trigeminal nerve</p> Signup and view all the answers

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