Liberal Dictionary English Dictionary
n.
- An artery with origin in the facial artery, with distribution to the lower lip, and with anastomoses to the chin and lower lip arteries; inferior labial artery.
- An artery with origin in the facial artery, with distribution to the upper lip and to the nasal septum, and with anastomoses to the sphenopalatine artery; superior labial artery.
Figure 1 from Topographic anatomy of the superior labial artery for
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