Orbicularis Oris

Closes and purses lips

Origin; maxilla bone & mandible

Insertion; skin and muscles at angle of mouth

Orbicularis Oculi

Blinking, squinting, winking of the eye and depression of eyebrows
Origin; frontal bone & maxilla

Insertion; tissue of eyelid

Buccinator

Compresses cheek, holds food between teeth during chewing, and draws corners of mouth laterally

Origin; maxilla bone & mandible

Insertion; orbicularis oris

Masseter

Elevates Mandible

Origin; zygomatic arch & maxilla bone

Insertion; ramus of mandible 

Zygomaticus Major

Smiling muscle; raises lateral corner of mouth upward

Origin; Zygomatic bone

Insertion; skin at corner of mouth

Zygomaticus Minor

Smiling muscle; raises lateral corner of mouth upward

Origin; Zygomatic bone

Insertion; skin at corner of mouth

Mylohyoid

Elevates hyoid bone and floor of mouth

Origin; mandible

Insertion; hyoid bone

Sternohyoid

Depresses larynx and hyoid bone if mandible is fixed

Origin; maubrium & medial end of clavicle

Insertion; hyoid bone

Sternothyroid

Pulls thyroid cartilage and hyoid bone inferiorly

Origin; manubrium

Insertion; thyroid cartilage

Scalenes

Elevates first two ribs & flexes and rotates neck

Origin; transverse processes of cervical vertebrae

Insertion; anterolaterally on first two ribs

Epicranius Frontal Belly

Raises Eyebrows and wrinkles forhead

Epicranius Occipital Belly

Pulls scalp posteriorly

Stylohyoid

Elevates and retracts hyoid

Origin; styloid process of temporal bone

Insertion; hyoid bone

Omohyoid

Depresses and retracts hyoid bone

Origin; superior surface of scapula

Insertion; hyoid bone and clavicle

Serratus Anterior

Prime mover to protrace and hold scapula against chest wall

Origin; ribs 1-8

Insertion; entire anterior surface of vertebral border of scapula

Pectoralis Major

Prime mover of arm flexion, medial rotation, & adduction of arm

Origin; clavicle & sternum

Insertion; intertubercular groove of humerus

Pectoralis Minor

Draws scapula forward downward

Origin; ribs 3-5

Insertion; coracoid process of scapula

Deltoid

Prime mover of arm abduction

Origin; lateral third of clavicle, acromion, & spine of scapula

Insertion; deltoid tuberocity

Aconeus
Abducts ulna during pronation

Origin; Lateral epicondyle of humerus

Insertion; olecranon process of ulna 

Brachioradialis

Synergist in forearm flexion & stabilizes elbow

Origin; lateral supracondylar ridge at distal end of humerus

Insertion; base of styloid process of radius

Extensor Carpi Radialis Brevis

Extends and abducts wrist

Origin; lateral epicondyle of humerus

Insertion; base of 3rd metacarpal

Extensor Carpi Radialis Longus

Wrist extension & wrist abduction

Origin; lateral supracondylar ridge of humerus

Insertion; base of 2nd metacarpal

Extensor carpi ulnaris

Extends, adducts wrist

Origin; lateral epicondyle of humerus & ulna

Insertion; base of 5th metacarpal

Extensor Digiti Minimi

Extends little finger

Origin; lateral epicondyle of humerus

Insertion; distal phalynx of 5th digit

Extensor Digitorum

Prime mover of finger extension

Origin; lateral epicondyle of humerus

Insertion; base of 3rd metacarpal

Flexor Carpi Radialis

Wrist flexor & hand abductor

Origin; medial epicondyle of humerus

Insertion; base of 2nd and 3rd metacarples

Flexor Carpi Ulnaris

Wrist flexor & hand adductor

Origin; medial epicondyle of humerus & olecranon process of ulna

Insertion; pisiform, hamate, & base of 5th metacarpal

Palmaris Longus

Wrist flexor & tenses skin of palm

Origin; medial epicondyle of humerus

Insertion; palmar aponeurosis

Pronator teres

Pronates forearm

Origin; medial epicondyle of humerus & coranoid process of ulna

Insertion; lateral radius

Extensor Digitorum Longus

Toe extension

Origin; lateral condyle of tibia

Insertionl middle & distal phalanges of toes 2-5

Fibularis Brevis

Evertion of foot & plantar flexion

Origin; fibula shaft

Insertion; 5th metatarsal

Fibularis Longus

Evertion of food & plantar flexion

Origin; head of fibula

Insertion; 1st metatarsal & medial cuneiform

Gastrocnemius

Plantar flexion of foot

Origin; medial & lateral condyles of femur

Insertion; calcaneus

Gluteus Maximus

Extensor of thigh

Origin; illium, sacrum, coccyx

Insertion; gluteal tuberosity of femur

Gluteus minimus

Abduction & medial rotation of thigh

Origin; ilium

Insertion; greater trochanter of femur

Iliacus

Prime mover of thigh flexion

Origin; Iliac fossa & crest

Insertion; Femur below lesser trochanter

Psoas Major 

Thigh flexion, flexes vertebral column laterally

Rectus Femoris

Knee Extension

Sartorius

Flexes, abducts, and laterall rotates thigh

Soleus

Plantar flexion of foot

Tibialis Anterior

Dorsiflexion and can invert food

Vastus Intermedius

Knee extension

Vastus Lateralis

Knee extension & stabilizes knee

Vastus Medialis

Knee extension