Beginner Nasal Septum Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. What is the main function of the nasal septum within the nasal cavity?

  • It separates the orbit from the cranial cavity
  • It forms the entire lateral nasal wall
  • It closes the posterior nasal apertures
  • It separates the right and left nasal cavities

Q2. Which bone forms much of the superior bony part of the nasal septum?

  • Inferior nasal concha
  • Zygomatic bone
  • Perpendicular plate of the ethmoid
  • Vomer

Q3. Which bone forms much of the posteroinferior bony nasal septum?

  • Zygomatic bone
  • Lacrimal bone
  • Vomer
  • Nasal bone

Q4. Which structure forms most of the anterior nasal septum?

  • Medial pterygoid plate
  • Middle nasal concha
  • Septal cartilage
  • Cribriform plate

Q5. What type of cartilage forms the septal cartilage?

  • Fibrocartilage
  • Articular cartilage only
  • Elastic cartilage
  • Hyaline cartilage

Q6. Which surface of the nasal cavity is formed by the nasal septum?

  • Lateral wall
  • Medial wall
  • Roof only
  • Floor only

Q7. Which region of the nasal septum is a frequent source of anterior nosebleeds?

  • Kiesselbach area
  • Choana
  • Inferior meatus
  • Sphenoethmoidal recess

Q8. Which nerve carries general sensation from much of the posteroinferior nasal septum?

  • Optic nerve
  • Greater auricular nerve
  • Hypoglossal nerve
  • Nasopalatine nerve

Q9. Which specialized mucosa extends onto the superior part of the nasal septum?

  • Conjunctiva
  • Gastric mucosa
  • Olfactory mucosa
  • Synovial membrane

Q10. What can a markedly deviated nasal septum directly interfere with?

  • Movement of the mandible
  • Contraction of the vocal folds
  • Drainage of the external auditory canal
  • Nasal airflow
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