Medial nasal prominence
Encyclopedia
The medial nasal prominence (nasomedial) is an embryological structure that forms the upper lip
Upper lip
The upper lip covers the anterior surface of the body of the maxilla.Its upper half is of usual skin color and has a depression at its centre, directly under the nasal septum, called the philtrum, while its lower half is a markedly different, red-colored skin tone more similar to the colour of the...

 and nose
Human nose
The visible part of the human nose is the protruding part of the face that bears the nostrils. The shape of the nose is determined by the ethmoid bone and the nasal septum, which consists mostly of cartilage and which separates the nostrils...

.

They join to form the intermaxillary segment
Intermaxillary segment
In a human embryo, the intermaxillary segment is a mass of tissue which forms from the merging of some of the tissues in the vicinity of the nose. It is primordial, meaning that in the further development of the embryo, this particular mass no longer appears, but parts of it remain in "the...

.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK