Appendicular Skeletal Muscles
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| What are the 4 joints that make up the shoulder muscle? | Scapulothoracic, glenohumeral, acromioclavicular, and sternoclavicular joints.
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| What are the 4 muscles that make up the scapulothoracic joint? | Pectoralis minor, Serratus Anterior, Trapezius, and Levator Scapulae muscles.
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| Pectoralis Minor: Location and Motion? | Location: Anterior thoracic cage
Motion: Protracts and downwardly rotates- depresses Scapula
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| Serratus Anterior: Location and Motion? | Location: Lateral thoracic cage
Motion: Upward rotation, protraction, and depression of scapula.
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| Trapezius(upper, middle, lower): Location and Motion? | Location: Superior/posterior thoracic cage
Motion: Upper-upward rotation, elevation, and retraction of scapula
Middle/ Lower- upward rotation, depression, and retraction of scapula.
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| Levator Scapulae: Location and Motion? | Location: Posterior and lateral side of neck
Motion: Elevates and abducts scapula
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| Serratus Anterior: Location and Motion? | Location: Lateral thoracic cage
Motion: Upward rotation, protraction, and depression of scapula.
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| Trapezius(upper, middle, lower): Location and Motion? | Location: Superior/posterior thoracic cage
Motion: Upper-upward rotation, elevation, and retraction of scapula
Middle/ Lower- upward rotation, depression, and retraction of scapula.
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| Levator Scapulae: Location and Motion? | Location: Posterior and lateral side of neck
Motion: Elevates and abducts scapula
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| What are the 5 muscles the make up the Glenohumeral joint? | Deltoid, Coracobrachialis, Pectoralis Major, Latissimus Dorsi, and Teres Major.
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| Deltoid: Location, Motion, and Innervation? | Location: Superior and Posterior Brachium(upper arm)
Motion: Arm Abduction
Innervation: Axillary Nerve
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| Coracobrachialis: Location, Motion, and Innervation? | Location: Anterior brachium
Motion: Flexor and Abductor
Innervation: Musculocutaneous Nerve
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| Pectoralis Major: Location and Motion? | Location: Anterior Thoracic Cage
Motion: Adducts and Rotates arm
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| Latissimus Dorsi: Location and Motion? | Location: Posterior Lumbar Region
Motion: Extension, internal rotation, and adduction. (aids in rowing)
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| Teres Major: Location and Motion? | Location: Posterior thoracic cage
Motion: Extension, internal rotation, and adduction (aids in rowing).
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| What are the 4 scapular muscles that comprise the rotator cuff? | Supraspinatus, Infraspinatus, Teres Minor, and Subscapularis.
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| The glenohumeral and scapulothoracic joints are involuntary movements. True of False? | False
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| The sternoclavicular and acromioclavicular are involuntary movements. True or false? | True
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| Together the rotator cuff muscles function to approximate the head of the _______ into the _____ fossa. | Humerus , Glenoid
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| Supraspinatus: Location and Motion? | Location: Supraspinous Fossa
Motion: Abductors
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| Infraspinatus: Location and Motion? | Location: Infraspinous Fossa
Motion: External Rotator
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| Teres Minor: Location, Motion, and Innervation? | Location: Posterior thoracic cage
Motion: External Rotator
Innervation: Axillary Nerve
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| Subscapularis: Location and Motion? | Location: Anterior thoracic cage
Motion: Internal Rotator
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| The humeroulnar and humeroradial joints are comprised of what 4 muscles? | Biceps Brachii, Brachialis, Triceps Brachii, and Brachioradialis.
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| Biceps Brachii: Location, Motion, and Innervation? | Location: Anterior brachium
Motion: Elbow flexor and supinator of forearm
Innervation: Musculocutaneous Nerve
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| Brachialis: Location, Motion, and Innervation? | Location:Anterior brachium
Motion: Elbow felxion
Innervation: Musculocutaneous Nerve
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| Triceps Brachii: Location, Motion, and Innervation? | Location:Posterior brachium
Motion: Elbow Extensor and shoulder extension and adduction
Innervation: Radial Nerve
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| Brachioradialis: Location, Motion, and Innervation? | Location: Antibrachium
Motion:Forearm supination and pronation/ elbow flexion
Innervation: Radial nerve
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