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The superior labial artery (superior labial branch of facial artery) is larger and more egregious than the
inferior labial artery The inferior labial artery (inferior labial branch of facial artery) arises near the angle of the mouth as a branch of the facial artery; it passes upward and forward beneath the triangularis and, penetrating the orbicularis oris, runs in a tortuo ...
. It follows a similar course along the edge of the upper lip, lying between the
mucous membrane A mucous membrane or mucosa is a membrane that lines various cavities in the body of an organism and covers the surface of internal organs. It consists of one or more layers of epithelial cells overlying a layer of loose connective tissue. It ...
and the orbicularis oris, and anastomoses with the artery of the opposite side. It supplies the upper lip, and gives off in its course two or three vessels which ascend to the nose; a septal branch ramifies on the
nasal septum The nasal septum () separates the left and right airways of the Human nose, nasal cavity, dividing the two nostrils. It is Depression (kinesiology), depressed by the depressor septi nasi muscle. Structure The fleshy external end of the nasal s ...
as far as the point of the
nose A nose is a sensory organ and respiratory structure in vertebrates. It consists of a nasal cavity inside the head, and an external nose on the face. The external nose houses the nostrils, or nares, a pair of tubes providing airflow through the ...
, and an alar branch supplies the ala of the nose.


See also

* Kiesselbach's plexus


Additional images

File:Lateral head anatomy detail.jpg, Lateral head anatomy detail File:Head ap anatomy.jpg, Head anatomy anterior view File:Slide1bbbb.JPG, Superior labial artery


References


External links

* - "Superficial arteries of the face." * () * http://www.dartmouth.edu/~humananatomy/figures/chapter_47/47-5.HTM Arteries of the head and neck {{circulatory-stub Otorhinolaryngology