Nasal blood supply & Epistaxis

This week let's re-enter the nasal cavity & focus our attention on its blood supply. Why does the nose have such a significant blood supply? What vessels contribute to it? And what happens when it breaks? 

The terms covered this week are Little's area or Kiesselbach's plexus & Woodruff's plexus. The blood vessels with the mnemonic L.E.G.S, Labial (Superior), Ethmoids (anterior & posterior), Greater palatine & Sphenopalatine arteries. 

 

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