Anterior epistaxis originates from the lateral wall and posterior epistaxis from the nasal septum.

Name: Anterior epistaxis originates from the lateral wall and posterior epistaxis from the nasal septum.
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Quizplus · Accepted Answer

Anterior epistaxis typically originates from the Kiesselbach's plexus located on the anterior part of the nasal septum, while posterior epistaxis originates from the lateral wall of the nasal cavity, often involving branches of the sphenopalatine artery.

Anterior Epistaxis Originates from the Lateral Wall and Posterior Epistaxis