External Nose Anatomy

The nose is a complex component of the facial anatomy that is comprised of numerous structures. The cartilage also gives shape and support to the outer part of the nose.

Digital Illustration Of Nose And Nasal Sinus Anatomy No Labels Poster Print By Alan Gesekstocktrek Images 17 X 11

11 the nasal root is above the bridge and below the glabella forming an indentation known as the nasion at the frontonasal suture where the frontal bone meets the nasal bones.

External nose anatomy. The external skeleton extends the nasal cavities onto the front of the face see figure 1. The external part of the nose includes the root between the eyes the dorsum that runs down the middle and the apex at the tip of the nose. Composed of bones and cartilages the framework of the nose is covered with skin that is lined with mucous membrane.

The nasal root is located superiorly and is continuous with the forehead. The nose is the external protuberance of an internal space the nasal cavity. The external nose is said to have a pyramidal shape.

It is partly formed by the nasal and maxillary bones which are situated superiorly. External nose the external nose has two elliptical orifices called the naris nostrils which are separated from each other by the nasal septum. Anatomy of the nose.

The inferior portion of the nose is made up of hyaline cartilages. Learn vocabulary terms and more with flashcards games and other study tools. It is subdivided into a left and right canal by a thin medial the nose has two cavities separated from one another by a wall of cartilage called the septum.

The lateral margin the ala nasi is rounded and mobile. External nose the nasal root is the top of the nose that attaches the nose to the forehead. Made up mainly of cartilage and bone and covered by mucous membranes.

Start studying external nose anatomy. The nose is made up of. Externally the nose is primarily a three sided pyramid.

Triangular shaped projection in the center of the face. The noses exterior anatomy includes the nasal cavity paranasal sinuses nerves blood supply and lymphatics. External nasal anatomy lets start with the external anatomy of the nose.

Here we will go from top to bottom and describe each of the components. The lateral and major alar cartilages are the largest and contribute the most to the shape of the nose here. Osteocartilaginous framework upper one third is bony lower two third is cartilaginous 7.

Two chambers divided by the septum. Lateral major alar minor alar and the cartilaginous septum. The apex of the nose ends inferiorly in a rounded tip.

Spanning between the root and apex is the dorsum of the nose.

Human Nose Wikipedia