Clavotrapezius

Origin: dorsal midline of neck

Insertion: clavicle

Action: flexes forearm

Clavobrachialis

Origin: clavicle

Insertion: ulna

Action: flexes forearm

Pectoantebrachialis

Origin: manubrium of sternum

Insertion: fascia of forearm

Action: adducts forearm

Pectoralis Major

Origin: clavicle, sternum

Insertion: greater tubercle of humerus

Action: flexes, adducts, medially rotates arm

Pectoralis Minor

Origin: ribs 3 to 5

Insertion: coracoid process of the scapula

Action: depresses glenoid cavity

Epitrochlearis

Origin: latissimus dorsi

Insertion: olecranon

Action: rotates ulna

Levator Scapulae

Origin: transverse processes of C1-C4

Insertion: vertebral border of scapula

Action: elevates scapula

Xiphihumeralis

Origin: xiphisternum

Insertion: proximal end of humerus

Action: adducts arm

External Abdominal Oblique

Origin: lower eight ribs

Insertion: outer anterior half of iliac crest

Action: supports abdominal wall

Serratus Ventralis

Origin: transverse processes of cervical vertebrae

Insertion: vertebral border of scapula

Action: draws scapula forward and backward

Transversus Costarum

Origin: lateral border of sternum

Insertion: first rib

Action: draws sternum forward

Scalenus Medius

Origin: transverse processes of second to sixth cervical vertebrae

Insertion: first rib

Action: raises first rib

Extensor Carpi Radialis Longus

Origin: lateral supracondylar ridge of humerus

Insertion: second metacarpal bone

Action: extends and abducts hand

Extensor Digitorum

Origin: lateral epicondyle of humerus

Insertion: distal phalanges

Action: abducts fingers

Extensor Digitorum Lateralis

Origin: lateral supracondylar ridge

Insertion: tendons of extensor digitorum communis

Action: extends digits 2-5

Flexor Digitorum Profundus

Origin: ulna and interosseus membrane

Insertion: distal phalanges 2nd to 5th digit

Action: flexes phalanges

Flexor Carpi Ulnaris

Origin: medial epicondyle of humerus

Insertion: pisiform, metacarpals

Action: adducts wrist

Gastrocnemius

Origin: femur

Insertion: calcaneus

Action: extends foot, flexes lower leg

Flexor Digitorum Longus

Origin: posterior surface of tibia

Insertion: distal phalanges of toes 2-5

Action: flexes toes

Tibialis Anterior

Origin: lateral condyle of tibia

Insertion: cuneiform and base of 1st metatarsal

Action: dorsiflexes and inverts the foot

Semitendinosus

Origin: ischial tuberosity

Insertion: medial tibia

Action: extends thigh at hip, flexes and medially rotates leg at knee

Adductor Longus

Origin: pubis

Insertion: femur

Action: flexes, rotates, and adduct thigh

Adductor Femoris

Origin: pubis

Insertion: femur

Action: extends thigh

Semimembranosus

Origin: ischial tuberosity

Insertion: medial condyle of tibia

Action: extends thigh at hip, flexes and medially rotates leg at knee

 Rectus Femoris

Origin: anterior inferior iliac spine

Insertion: tibial tuberosity

Action: extends knee

Tensor Fasciae Latae

Origin: anterior superior iliac spine

Insertion: below greater trochanter

Action: hip flexion, rotates and abducts thigh

Vastus Medialis

Origin: intertrochanteric line of femur

Insertion: tibial tuberosity

Action: extends knee

Infraspinatus

Origin: infraspinous fossa of scapula

Insertion: greater tubercle of humerus

Action: lateral rotation of humerus

Biceps Brachii

Origin: coracoid process

Insertion: radial tuberosity

Action: flexes arm

Triceps Brachii

Origin: scapula and humerus

Insertion: scapula

Action: extends forearm

Levator Scapulae Ventralis

Origin: occipital bone

Insertion: scapula

Action: draws scapula cranially

Acromiodeltoideus

Origin: scapula

Insertion: spinodeltoid

Ation: adducts upper arm

Spinodeltoideus

Origin: scapula

Insertion: humerus

Action: flexes upper arm

Caudofemoralis

Origin: vertebrae

Insertion: patella

Action: abducts thigh

Gluteus Maximus

Origin: ilium and sacrum

Insertion: gluteal tuberosity of femur

Action: rotates hip

Gluteus Medius

Origin: ilium

Insertion: greater trochanter

Action: abducts hip

Biceps Femoris

Origin: ischium

Insertion: tibia

Action: abducts thigh

Fascia Latae

Origin: iliac spine

Insertion: tibia

Action: flexes, abducts hip

Sartorius

Origin: anterior superior iliac spine

Insertion: medial tibia

Action: flexes and rotates thigh

Gracilis

Origin: body of pubis

Insertion:medial surface of tibia

Action: adducts hip, flexes knee

Pronator Teres

Origin: medial epicondyle of humerus

Insertion: radius

Action: pronates forearm

Flexor Carpi Radialis

Origin: medial epicondyle of humerus

Insertion: metacarpals

Action: flexes and abducts hand

Palmaris Longus

Origin: medial epicondyle of humerus

Insertion: palmar fascia

Action: flexes wrist