Origin and Insertion Flashcards
Trapezius I (descending)
O: Occipital bone and Upper cervical spinous Processes
I: Lateral Clavicle
Trapezius 2 (descending)
O: Lower cervical SP
I: Acromion
Trapezius 3 (transverse)
O: Upper thoracic SP
I: Scapular Spine
Trapezius 4 (ascending)
O: Lower thoracic SP
I: Medial Scapular spine
Rhomboid Major
O: Upper thoracic SP
I: Medial border scapula below scapular spine
Rhomboid minor
O: Lower cervical SP
I: Medial border scapula above scapular spine
Levator Scapulae
O: Upper cervical Transverse Processes
I: Superior angle scapula
Subclavius
O: Superior surface 1st rib
I: Inferior, lateral surface of clavicle
Pectoralis Minor
O: Anterior surface ribs 3-5
I: Coracoid process scapula
Serratus anterior: Superior
O: Lateral surface upper ribs
I: Medial border Scapula, Superior Angle Scapula
Serratus anterior: Inferior
O: Lateral surface lower ribs
I: Medial border scapula, Inferior Angle scapula
Supraspinatus
O: Supraspinous fossa
I: Greater Tuberosity of humerus
infraspinatus
O: Infraspinous fossa
I: Greater tuberosity of humerus
teres minor
O: lateral border of scapula
I: Greater tuberosity of humerus
Subscapularis
O: subscapular fossa scapula
I: Lesser tuberosity of humerus
anterior deltoid
O: Lateral calvicle
I: Deltoid tuberosity humerus
Middle deltoid
O: acromion
I: deltoid tuberosity humerus
Posterior deltoid
O: scapular spine
I: deltoid tuberosity humerus
latissimus dorsi
O: Lower thoracic SP, thoracolumbar fascia, posterior iliiac crest, ribs 9-12, inferior angle scapula
I: Medial border bicipital groove
Teres major
O: inferior angle scapula
I: Medial border bicipital groove
Pectoralis major: clavicular
O: Medial calvicle
I: Lateral border bicipital groove
Pec major: Sternal
O: Sternum Costal cartilages of ribs 2-6
I: Lateral border bicipital groove
coracobrachialis
O: Coracoid process scapula
I: Medial humerus
Triceps Brachii: long head
O: Infraglenoid tubercle scapula
I: Olecranon