Flashcards in Group 1: Origin On Axial, Insert On Shoulder Girdle Deck (21):
Medial superior nuchal line, external occipital protuberance, ligamentum nuchae, SP's C7-T12
Lateral 1/3 of clavicle, acromion and spine of scapula
Trapezius A of upper fibers?
Bilat extend neck, unilaterally lat flex neck, rotate contralaterally.
I/O elevate scapula
Trapezius A of middle fibers?
Trapezius A of lower fibers?
Levator scapula O?
Levator scapula I?
Medial border of scapula b/w superior angle and spine
Levator scapula A?
Bilat extend neck, unilat lat flex neck and rotate ipsilaterally
I/O: unilat elevate scapula
Rhomboid Major O?
Rhomboid major I?
Medial border of spine b/w spine and inferior angle
Rhomboid minor O?
Rhomboid minor I?
Upper part of medial border across from spine
Adduct and elevate scapula
Pectoralis minor O?
Pectoralis minor I?
Coracoid process of scapula
Pectoralis minor A?
Depress scapula. I/O: assist to elevate thorax during inhalation
Serratus anterior O?
External ribs 1-8/9
Serratus anterior I?
Anterior medial border of scapula
Serratus anterior A?
Abduct, depress and upwardly rotate scapula. Hold medial border of scapula against ribcage.
I/O: elevate thorax during inhalation