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Anatomy & Physiology: Arteries of the Nasal Cavity

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Terms in this set (8)

  • What is the sphenopalatine artery?
    The sphenopalatine artery is the terminal branch of the maxillary artery and the main artery of the nasal cavities.
  • What are the ethmoidal arteries and their origin?
    The ethmoidal arteries are branches of the ophthalmic artery that cross the cribriform plate to reach the upper part of the nasal cavities.
  • What is the role of the septal branch of the superior labial artery?
    It is a branch of the facial artery that vascularizes the anteroinferior part of the nasal septum.
  • Which artery is the main blood supply to the nasal cavities?

    The sphenopalatine artery i

  • From which artery do the ethmoidal arteries branch?

    ophthalmic artery.

  • What anatomical structure do the ethmoidal arteries cross to reach the nasal cavity?

    They cross the cribriform plate

  • Which artery gives rise to the septal branch that supplies the anteroinferior nasal septum?

    The facial artery

  • What is the significance of the anastomosis involving the septal branch of the superior labial artery?
    It forms vascular connections that help supply the nasal septum, contributing to its blood supply.