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Origin, Insertion, Action
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Pectoralis Major
Origin:
Body of sternum; medial clavicle; costal cartilages 2-6
Insertion:
Internal part of intertubercular groove of humerus
Action:
Prime mover of arm flexion; also adducts and medially rotates arm
Pectoralis Minor
Origin:
Ribs 3-5
Insertion:
Coracoid process of scapula
Trapezius
Origin:
Occipital bone; ligamentum nuchae; Spinous process of C7-T12 vertebra
Insertion:
Clavicle; acromion process and spine of scapula
Rectus Abdominis
Origin:
Superior surface of pubis near symphysis
Insertion:
Xiphoid process of sternum; inferior surface of ribs 5-7
Action:
Flexes vertebral column
Deltiod
Origin:
Acromial end of clavicle; acromion and spine of scapula
Insertion:
Deltoid tuberosity of humerous
Action:
Abducts the arm
Supraspinatus
Origin:
Supraspinous fossa of scapula
Insertion
: Greater tubercle of humerus
Infraspinatus
Origin:
Infraspinous fossa of scapula
Insertion:
Greater tubercle of humerus
Teres Minor
Origin:
Upper dorsal lateral border of scapula
Insertion:
Greater tubercle of humerus
Bicep Brachii
Origin:
Long head- Supraglenoid tibercle of scapula; Short head- Coracoid process of scapula
Insertion:
Radial Tuberosity and bicipital aponeurosis
Brachioradialis
Origin:
Lateral supracondylar ridge of humerus
Insertion:
Styloid process of radius
Psoas Major
Origin:
Transverse process and bodies of T12-L15 vertebra
Insertion:
Lesser trochanter of femur with Iliacus
Iliacus
Origin:
Iliac fossa
Insertion:
Lesser Trochanter of femur with psoas major
Sartorius
Origin:
Anterior superior iliac spine
Insertion:
Tibial tuberosity; medial side
Gracilis
Origin:
Inferior ramus and body of pubis
Insertion:
Upper medial surface of tibia
Adductor Longus
Origin:
Pubis near pubic sympysis
Insertion:
Linea aspera of Femur
Tensor Fasciae Late
Origin:
Iliac crest and lateral surface of anterior superior iliac spine
Insertion:
Iliotibial band/tract
Gluteus Maximus
Origin:
Iliac crest, sacrum, coccyx
Insertion:
Gluteal tuberosity of Femur; Iliotibial tract of fasciae late; Linea aspera
Action:
Extends the thigh (hip)
Gluteus Medius
Origin:
Posterior iliac crest; lateral surface between posterior and anterior gluteal lines
Insertion:
Greater tronchanter of Femur
Action:
Abducts the thigh (hip)
Author
Anonymous
ID
238989
Card Set
Origin, Insertion, Action
Description
Origin, Insertion, Action
Updated
2013-10-06T09:45:19Z
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