Origins and Insertions Flashcards
Supraspinatus
O = Supraspinous fossa of the scapula
I = Greater tubercle of the humerous
Infraspinatus
O = Infraspinous fossa of the scapula
I = Greater tubercle of the humerous
Teres Minor
O = Posterior, lateral border of scapula
I = Greater tubercle of the humerous
Subscapularis
O = Subscapular fossa of scapula
I = Lesser tubercle of the humerous
Biceps Brachii
O = Longhead: scapula above glenoid cavity. Shorthead: coracoid process
I = Radial tuberosity
Triceps Brachii
O = Longhead: scapula below glenoid cavity. Lateral and medial heads: posterior surface of the humerous
I = Olecranon process
Flexor digitorum superficialis muscle
O = Medial epicondyle. Proximal portion of ulna and radius
I = Anterior surface of phalanges
Extensor digitorum
O = Lateral epicondyle
I = Posterior surface of phalanges
Rectus femoris
O = Anterior inferior iliac spine. Superior margin of acetabulum
I = Tibial tuberosity via the patella tendon
Vastus Lateralis
O = Greater trochanter
I = Tibial tuberosity via the patella tendon
Vastus Medialis
O = Anterior surface of femur. Linea aspera
I = Tibial tuberosity via the patellar tendon
Vastus intermedius
O = Anterior, proximal surface of the femur
I = Tibial tuberosity via the patellar tendon
Biceps femoris
O = Ischial tuberosity. Linea aspera
I = Head of fibula. Lateral tibial condyle
Semitendinosus muscle
O = Ischial tuberosity
I = Proximal medial surface of tibia
Semimembranosus muscle
O = Ischial tuberosity
I = Medial tibial condyle