Anterior muscles origin, insertion, action

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Tibialis anterior (action)

Dorsiflexion at the ankle, inversion at the foot

Masseter (action)

Elevates mandible and closes the jaw

Pectoralis Major (Action)

Flexion, adduction, and medial rotation of the shoulder

Adductor longus (action)

Hip adduction, flexion, and medial rotation

Adductor longus (origin)

Inferior pubic ramus

Adductor longus (insertion)

Linea aspera of femur

Flexor carpi radialis (origin)

Medial epicondyle of humerus

Biceps Brachii (insertion)

Radial tuberosity

Pectoralis major (origin)

Ribs 2-6, clavicle, and body of the sternum

Biceps Brachii (origin)

Short head: coracoid process, long head: supraglenoid tubercle

Sternocleidomastoid (origin)

Sternal end of the clavicle and manubrium of the sternum

temporalis (insertion)

coronoid process of mandible

Sternocleidomastoid (insertion)

mastoid process and superior nuchal line

Flexor carpi ulnaris (origin)

medial epicondyle of humerus

Sternocliedomastoid (action)

neck flexion

Flexor carpi ulnaris (insertion)

pisiform, hamate, and 5th metacarpal

Rectus abdominis (origin)

pubis around symphysis

Rectus abdominis (insertion)

ribs 5-7, xiphoid process of sternum

Extensor digitorum longus (insertion)

toes 2-5 phalanges

Masseter (origin)

zygomatic arch

Tibialis anterior (insertion)

1st metatarsal and medial cuneiform

Flexor carpi radialis (insertion)

2nd and 3rd metacarpals

Temporalis (origin)

Along temporal lines of skull

sartorius (origin)

Anterior superior iliac spine

Tibialis anterior (origin)

Lateral condyle of tibia

Extensor digitorum longus (origin)

Lateral condyle of tibia, anterior surface of fibula

Biceps Brachii (action)

Shoulder and elbow flexion, forearm supination

Rectus femoris (insertion)

Tibial tuberosity via the patellar ligament

Rectus femoris (origin)

anterior inferior iliac spine

Extensor hallucis longus (origin)

anterior surface of the tibia

Sartorius (insertion)

anteromedial tibia near tibial tuberosity

Rectus abdominis (action)

depresses ribs, flexes vertebral column, compresses abdomen

Extensor hallucis longus (insertion)

distal phalanx of the hallux

Temporalis (action)

elevates the mandible

Extensor hallucis longus (action)

extend the hallux

Extensor digitorum longus (action)

extension of toes 2-5

Flexor carpi radialis (action)

flexion and abduction of the wrist

Flexor carpi ulnaris (action)

flexion and adduction of the wrist

Sartoris (action)

flexion and lateral rotation at the hip and flexion at the knee

iliacus (action)

flexion at hip

Pectoralis major (insertion)

greater tubercle and lateral lip of intertubercular groove of humerus

Rectus femoris (action)

hip flexion, knee extension

Iliacus (origin)

iliac fossa of ilium

Masseter (insertion)

lateral surface of mandibular ramus

iliacus (insertion)

tendon fuses with psoas major and inserts on the lesser trochanter of femur


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