| Flap 1 |
Flap 2 |
| Occipitalis | Back of the epicranius; muscle that draws the scalp backward. |
| Frontalis | Anterior (front) portion of the epicranius; muscle of the scalp that raises the eyebrows, draws the scalp forward, and causes wrinkles across the forehead. |
| Aponeurosis | Tendon that connects the occipitalis and the frontalis. |
| Auricularis superior | Muscle above the ear that draws the ear upward. |
| Auricularis anterior | Muscle in fron of the ear that draws the ear forward. |
| Auricularis posterior | Muscle behind the ear that draws the ear backward. |
| Temporalis | Muscle of mastication located above the auricularis superior. |
| Platysma | Broad muscle extending from the chest and shoulder muscles to the side of the chin; responsible for lowering the lower jaw and lip. |
| Sternocleidomastoideus | Muscle of the neck that lowers and rotates the head. |
| Corrugator | Muscle located beneath the frontalis and orbicularis oculi that draws the eyebrow down and wrinkles the forehead vertically. |
| Orbicularis Oculi | Ring muscle of the eye socket; closes the eyes. |
| Procerus | Covers the bridge of the nose, lowers the eyebrows and causes wrinkles across the bridge of the nose. |
| Buccinator | Thin, flat muscle of the cheek between the upper and lower jaw that compresses the cheeks and expels air between the lips. |
| Depressor labii inferioris | (aka quadratus labii inferioris) A muscle surrounding the lower lip that depresses the lower lip and draws it to one side. |
| Levetor anguli oris | (aka caninus) A muscle that raises the angle of the mouth and draws it inward. |
| Levator labii superioris | (aka quadratus labii superioris) A muscle surrounding the upper lip that elevates the upper lip and dilates the nostrils, as in expressing distaste. |
| Mentalis | A muscle that elevates the lower lip and raises and wrinkles the skin of the chin. |
| Biceps | Muscle producing the contour of the front and inner side of the upper arm; they lift the forearm, flex the elbows, and turn the palms outward. |
| Deltoid | Large, triangular muscle covering the shoulder joint that allows the arm to extend outward and to the side of the body. |
| Triceps | Large muscle that covers the entire back of the upper arm and extends the forearm. |
| Extensors | Muscles that straighten the wrist, hand, and fingers to form a straight line. |
| Flexors | Extensor muscles of the wrist, involved in bending the wrist. |
| Pronator | Muscles that turn the hand inward so that the palm faces downward. |
| Supinator | Muscle that rotates the radius outward and the palm upward. |
| Masseter | A thick, somewhat quadrilateral muscle, consisting of two portions, superficial and deep. One of the muscles of mastication. |
| Orbicularis oris | Flat band around the upper and lower lips that compresses, contracts, puckers, and wrinkles the lips. |
| Risorius | Muscle that draws the corner of the mouth out and back, as in grinning. |
| Tringularis | A muscle extending alongside the chin that pulls down the corner of the mouth. |
| Zygomaticus major and minor | Muscles extending from the zygomatic bone to the angle of the mouth that elevate the lip, as in laughing. |
| Latissimus dorsi | Broad, flat muscle covering the back of the neck and upper and middle region of the back, controlling the shoulder blale and the swinging movements of the arm. |
| Serratus anterior | Muscle of the chest that assists in breathing and in raising the arm. |
| Trapezius | Muscle that covers the back of the neck and upper and middle region of the back; rotates and controls swinging movements of the arm. |
| Pectoralis major | Muscles of the chest that assist the swinging movements of the arm. |
