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Muscles that Position the Pectoral Girdle (Week 1)

Terms in this set (13)

Levator Scapula Muscle (Origin)
Transverse processes of first four cervical vertebrae.
Levator Scapula Muscle (Insertion)
Vertebral border of scapula between the superior angle and the spine.
Levator Scapula Muscle (Actions)
Scapular elevation and downward rotation.
Levator Scapula Muscle (Nervations)
Third and fourth cervical nerves and dorsal scapular nerve.
Pectoralis Minor (Origins)
Anterior-superior surfaces of ribs 3-5
Pectoralis Minor (Insertions)
Coracoid process of scapula
Pectoralis Minor (Actions)
Depress and protracts shoulder; rotates scapula
Pectoralis Minor (Nervations)
Medial pectoral nerve, C8, T1
Rhomboid Muscles (Origins)
Spinous processes of C7 through T5
Rhomboid Muscles (Insertions)
Vertebral border of scapula between the spine and inferior angle.
Rhomboid Muscles (Actions)
Scapular retraction, elevation and downward rotation.
Rhomboid Muscles (Nervations)
Dorsal scapular nerve C5
Shoulder Girdle or Scapular Motions
* Upward rotation
* Downward rotation
* Elevation
* Scapular tilt
* Protraction
* Retraction
* Depression
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