Movement Analysis Lab Checkpoint #1: Origin, Insertion, Innervation
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16 Terms
What is the origin for shoulder flexion?
Anterior Deltoid - lateral 1/3rd clavicle
What is the insertion for shoulder flexion?
Deltoid tuberosity
What is the innervation for shoulder flexion?
Axillary nerve
What is the origin for shoulder extension?
Latissimus dorsi - Spinous process T7-L5, iliac crest and thoracolumbar fascia
What is the insertion for shoulder extension?
Floor of bicipital groove
What is the innervation for shoulder extension?
Thoracodorsal nerve
What is the origin for shoulder abduction?
Middle Deltoid: Lateral acromion
Supraspinatus: Supraspinous fossa of the scapula
What is the insertion for shoulder abduction?
Middle Deltoid: Deltoid tuberosity
Supraspinatus: Greater tuberosity
What is the innervation for shoulder abduction?
Middle Deltoid: Axillary Nerve
Supraspinatus: Suprascapular nerve
What is the origin for horizontal abduction?
Posterior deltoid: Spine of scapula
What is the insertion for horizontal abduction?
Posterior Deltoid: Deltoid tuberosity
What is the innervation for horizontal abduction?
Posterior Deltoid: Axillary nerve
What are the prime movers (3) for shoulder flexion?
Anterior deltoid
Pectoralis Major
Biceps brachii
What are the prime movers (2) for shoulder extension?
Posterior Deltoid
Latissimus Dorsi
What are the prime movers (2) for shoulder abduction?
Deltoid (all)
Supraspinatus
What is the prime mover for horizontal abduction?
Posterior Deltoid