muscles

Aponeuroses

Tendons associated with flat muscle

Belly

Thick fleshy central part

Extrinsic Muscle

Run from one region of the body to another and alter the position of the whole part

Insertion

More movable attachment

Intrinsic Muscle

Lie completely within one region of the body where they have their origin and insertion

Origin

Less movable attachment

Tendon

Fibrous bands of collagen connecting muscle to bone

Abductor

Muscle that moves a part away from the midline

Adductor

Muscle that moves a part toward of the midline

Azygous

Not paired

Biceps

Generally have two divisions (heads)

Caninus

More ventral portion, similar origin with the levator labii superioris but it inserts only into the upper lip, Contraction raises the upper lip

Depressor

Muscle that lowers or depresses a part

Externus

Outside

Extensor

Muscle that straightens a limb or increases the joint angle

Flexor

Muscle that bends a limb at its joint or decreases the joint angle

Frontalis

Thin sheet of muscle overlying temporal bone

Gastrocnemius

Resembles shape of a stomach

Gemellus

Twinned muscle

Inferior

Below or deep

Internus

Inside

Latissimus

Broad

Levator

Muscle that raises or elevates a part

Levator labii superioris

More dorsal portion, Raises the upper lip and dilates the nostrils, Involved in Flehmen response

Longissimus or gracilis

Narrow

Maxillonasolabialis

Specialization of the dorsal part of the orbicularis oris

Maximus

major or vastus

Medius

Middle

Mentalis

Essentially a subdivision of the ventral part of the buccinators

Minimus or minor

Small

Oblique

Slanted

Orbicularis

Surrounding another structures

Orbicularis oculi

Surrounds the palpebral fissure and contraction closes the said fissure

Orbicularis oris

Lies deep in the platysma and levator nasolabialis

Orbicularis Oris

contraction closes the lips by drawing them together into the shape on an "O"

Pectoral

Location on the chest

Platysma

The most superficial muscle of the face

Pronator

Muscle that rotates the palmar of plantar surface downward

Quadratus

Muscles that are square or four-sided

Quadriceps

Generally have four divisions (heads)

Rectus

Straight

Retractor anguli oculi lateralis

Draws the lateral palpebral angle caudally thereby assisting in the closing of the eye

Retractor bulbi

Retracts globe

Rhomboideus

Muscles are diamond-shaped

Rotator

Muscle that turns a body part on its axis

Sartorius

Named because it flexes and adducts the leg of a human to that position assumed by a tailor sitting cross-legged at work

Scaleneus

Muscles are unequally three-sided

Serratus

Muscles are saw-toothed

Sphincter

Tight band

Superior

Above

Supinator

Muscle that rotates the palmar or plantar surface upward

Temporalis

Covers much of the dorsal and lateral surfaces of the skull

Teres

Muscles are cylindrical

Transverse

Crosswise

Triceps

Generally have three divisions (heads)

Zygomaticus

Smiling muscle

Coracobrachial muscle

Draws the upper arm inward and outward

Deep pectoral muscle

Draws limb backward

Deltoid muscle

Flexor of the shoulder joint

Descending superficial pectoral muscle

Draws limb forward and backward

Infraspinatus muscle

Flexor of the shoulder joint

Major teres muscle

Flexor of shoulder joint

Minor teres muscle

Flexor of shoulder joint

Omotransverse muscle

Draws neck downward and sideward

Radial extensor

Extensor and fixator of carpal joint

Radial flexor

Flexor of carpal joint

Rhomboid muscle

Draws limb forward and fixes scapula against the trunk

Serrate muscle

Supports the trunk

Subclavian muscle

Fixes the scapula

Supraspinatus muscle

Extensor of shoulder joint

Transverse superficial pectoral muscle

Draws limb forward and backward

Trapezius muscle

Fixes the shoulder

lifts

abducts

Ulnar extensor

Extensor of carpal joint

Ulnar flexor

Flexor of carpal joint

Buccinator

Trumpeter's muscle, Contraction draws the cheek inward against the teeth.