Glossary Of Terminology

Nasolabial Folds

Also known as parentheses, these lines extend from the nose to the corners of the mouth, and deepen with smiling.

Marionette Lines

The hollowing under the corners of the mouth that can give a ‘frowning’ appearance.

Tear Troughs

The area underneath the eyes that look hollow, and indent between the mid-cheek and the eye.

Crow’s Feet

The radial lines around the outer corner of the eyes—they can be static or dynamic lines.

Glabella

Also known as “elevens”, this is the space that furrows between the eyebrows, and is responsible for creating an angry-looking facial expression.

Masseter

The muscles found on either side of the jaw that are responsible for clenching.

Ogee Curve

The curvature of the cheek when being viewed from a three quarter angle.

Orbicularis Oculi

This muscle is responsible for squinting the eyes, and moving it can contribute to crow’s feet.

Frontalis

The muscle responsible for raising the eyebrows during expression.

Procerus

A muscle that works together with the corrugators to furrow your eyebrows.

Platysmal Bands

A portion of the platysma muscle that can get tight over time, causing bands to appear at rest under the chin and into the neck.

Corrugator

A set of two muscles that work together with the procerus to furrow your eyebrows.

Cupid’s Bow

The shape of the upper lip that resembles an “m”.

Philtrum Column

The raised columns that connect the space between the upper lip and the nose. These are often more pronounced in youth and become more flat over time.

Submental

Often referred to as a double chin, this is the region where excess volume or fat can be present.

Dynamic Lines

The wrinkles created during facial animation.

Static Lines

The wrinkles on the face at complete rest.

Microchannels

With micropenning, these are tiny pathways created in the skin that stimulate collagen and elastin production.

Fitzpatrick Scale 

The Fitzpatrick scale is a numerical classification schema for human skin color. It was developed in 1975 by American dermatologist Thomas B. Fitzpatrick as a way to estimate the response of different types of skin to ultraviolet light. Complete the worksheet below to determine your Fitzpatrick type.