LINGUAL ARTERY
- lingual artery
- first part
- in the carotid triangle
- forms a charecteristic upward loop
- crossed by hypoglossal nerve
- permits free movements of hyoid bone
- second part
- deep to hyoglossus muscle
- along upper border of hyoid bone
- superficial to middle constrictor of pharynx
- third part
- arteria profunda linguae or deep lingual artery
- runs upwards along anterior border of hyoglossus
- horizontally forwards on undersurface of tongue
- accompanied by lingual nerve
- vertical course
- it lies between
- genioglossus medially
- inferior longitudinal muscle of tongue laterally
- fourth part
- BRANCHES
- suprahyoid
- dorsal lingual
- sublingual
- Clinical
- surgical removal of tongue
- first part of artery is ligated before it gives any branch to tongue
