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Laboratory 34. Oral Cavity
Step 14. The Lingual Artery and Hypoglossus Muscle, Lateral View

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At the posterior border of the hyoglossus muscle, identify the lingual artery [indicated by the probe; posterior edge of hyoglossus muscle held by forceps] as it arises from the external carotid artery (Figure 34.3). The lingual artery [cross-section] passes anteriorly on the medial (deep) surface of the hyoglossus muscle .

Links and References:
Grant's: 8.28, 8.30
Netter: 53, 63, 65
Rohen/Yokochi: 162