Restorative Art I

Wk 7

The Ear (Pinna)

Helix: The outer rim of the ear. Has the general shape of a question make. It begins superior to the lobe and ends by attaching to the cheek.

Scapha: The fossa between the inner and outer rims of the ear. It is the shallowest depression of the ear.

Antihelix: The inner rime of the ear. It starts at the superior border of the lobe and continues upward until it ends by becoming the crura. IT forms the posterior and superior walls of the concha.

Crura: The superior and anterior bifurcating branches of the antihelix.

Triangular Fossa: Depression between the crura. The second deepest depression of the ear.

Concha: Concave shell of the ear; the deepest depression of the ear located posterior and superior to the ear passage.

Intertragic notch: A notch or opening between the tragus and the antitragus of the ear.

Lobe: Inferior fatty 1/3 of the ear; most inferior part of the ear. Attaches to the check.

Crus: The origin of the helix that is flattened and end in the concha.

The Nose

Leptorrhine: A nose that is long, narrow, and high bridged. Common to those of Western European descent.

Mesorrhine: A nose that is medium broad and medium low bridge. Common to those of Asian descent.

Platyrrhine: A nose that is short, broad, and has a minimum of projection. Common to those of African descent.

Nasal Profile Classification

Straight: Grecian, characterized as straight from tip to root.

Convex: Roman, aquiline or hooked. Curved, as the bead of an eagle, a nose that has a hook as seen from a profile; may exhibit a hump in the bridge.

Concave: Snub, pug infantine, or retrousse. Characterized by a dip in the bridge and turned up at the end.

Anatomy of the Nose

Nasal Bone: The paired nasal bones are inferior to the glabella, forming a dome over the superior portion of the nasal cavity.

Nasal cavity: The orifice in the bony face bounded by the margins of the nasal bones and the maxilla.

Nasal spine of the maxilla: The sharp, bony projection located medially at the inferior margin of the nasal cavity. This indicates the bony length of the nose.

Major cartilage: Septum and superior lateral cartilage.

The Nose

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