Understanding All the Angles

Question:   You are performing a maxillectomy reconstruction following resection of a large squamous cell carcinoma.  You plan to use the scapula tip to reconstruct the inferior orbital rim and alveolus.  What named artery supplies the scapular tip and must be included in the harvest of this flap?  [Answer will be posted with next week's new question]

Answer to last week's question, Stopping the Bleeding (August 3, 2015): 

Crista ethmoidalis.