Muscles of the Human Body

Origin, Insertion, Function Origin The proximal point of which a muscle attaches to a bone (least movable part) Insertion The distal point of which a muscle attaches to a bone (most movable part) Function  Specific role of the muscle

Neck Muscles Erector Spinae group Origin: Insertion: Function:

Neck Muscles Sternocleidomastoid Origin: Insertion: Function:

Pectoral Girdle (Anterior) Pectoralis Major Origin: Insertion: Function:

Pectoral Girdle (Anterior) Pectoralis Minor Origin: Insertion: Function:

Pectoral Girdle (Anterior) Deltoid Origin: Insertion: Function:

Pectoral Girdle (Posterior) Trapezius Origin: Insertion: Function:

Pectoral Girdle (Posterior) Latissimus Dorsi Origin: Insertion: Function:

Abdomen External Obliques Origin: Insertion: Function:

Abdomen Internal Obliques Origin: Insertion: Function:

Abdomen Transverse Abdominis Origin: Insertion: Function:

Abdomen Rectus Abdominis Origin: Insertion: Function:

Arms(Anterior) Biceps Brachii Origin: Insertion: Function:

Arms (anterior) Brachialis Origin: Insertion: Function:

Arms (posterior) Triceps Brachii Origin: Insertion: Function:

Forearm Brachioradialis Origin: Insertion: Function:

Pelvic Girdle Iliacus Origin: Insertion: Function: Iliacus + psoas = iliopsoas

Pelvic Girdle Psoas Origin: Insertion: Function:

Pelvic Girdle Gluteus Maximus Origin: Insertion: Function: Also mention medius and minimus

Pelvic Girdle Sartorius Origin: Insertion: Function:

Thigh (adductors) Gracilis Origin: Insertion: Function:

Thigh (Quadriceps) Rectus Femoris Origin: Insertion: Function:

Thigh (Quadriceps) Vastus Lateralis Origin: Insertion: Function:

Thigh (Quadriceps) Vastus Intermedius Origin: Insertion: Function:

Thigh (Quadriceps) Vastus medialis Origin: Insertion: Function:

Thigh (hamstrings) Biceps Femoris Origin: Insertion: Function:

Thigh (hamstrings) Semitendinosus Origin: Insertion: Function: Part of the pes anserine which is a group of three muscles that join at a single tendon (Sartorius, gracilis, semitendonosis)

Thigh (hamstrings) Semimembranosus Origin: Insertion: Function:

Lower Leg Tibialis Anterior Origin: Insertion: Function:

Foot Extensor Digitorum Origin: Lateral condyle of tibia Superior anterior surface of tibia Insertion: Digits 2-5 Function: Extends toes 2-5 Dorsiflexes ankle

Lower Leg Soleus Origin: Posterior surface of fibula Insertion: Posterior surface of calcaneus Function: Plantarflexes foot

Lower Leg Gastrocnemius Origin: Medial head: medial condyle of femur Lateral head: lateral condyle of femur Insertion: Posterior calcaneus Function: Plantar flexeion

Foot Flexor Digitorum Origin: Middle posterior surface of tibia Insertion: Base of digits 2-5 Function: Flexes digits 2-5 Plantar flexion