SEM 3: Head and Neck II

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1. what is the blood supply to the ethmoid sinus

  • ant. ethmoidal a. form ophthalmic branch of ICA
  • ant. ethmoidal a. from ophthalmic branch of ECA
  • pharyngeal a. branch of maxillary a. from ECA
  • post. ethmoidal a. from ophthalmic branch of ECA
  • post. ethmoidal a. from ophthalmic branch of ICA
  • maxillary a. from ECA
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2. what nerve provides olfactory sensation to the nasal cavity

  • olfactory n. (CN I) via major alar
  • olfactory n. (CN II) via cribriform plate
  • olfactory n. (CN III) via major alar
  • olfactory n. (CN III) via crista Gallis
  • olfactory n. (CN I) via cribriform plate
  • olfactory n. (CN II) via crista Gallis

3. what is the attachment of the frontal process

  • cartilaginous maxilla
  • capilla (bridge of nose)
  • nasal bone
  • lateral sides of nose
  • frontal process of maxilla

4. what is the vestibule of the nose

  • the area of the nasal cavity formed by the ethmoidal structures
  • the area of the nasal cavity formed by the sphenoidal structures
  • the post. opening of the nasal cavity
  • the area of the nasal cavity formed by the ethmoidal structures
  • the ant. opening of the nasal cavity
  • the area of the nasal cavity formed by the sphenoidal structures

5. from sup. to inf., what are the orders of the muscles under the tongue

  • myloglossus, geniohyoid, mylohoid
  • geniohyoid, myloglossus, mylohoid
  • geniohyoid, genioglossus, mylohoid
  • genioglossus, geniohyoid, mylohoid
  • geniohyoid, mylohoid, myloglossus
  • geniohyoid, mylohoid, genioglossus
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