Shoulder and Arm Flashcards by Catie Bryans

Q

What is the origin of the deltoid?

A

lateral 1/3 of clavicle, acromion and spinous scapula (same as insertion of trapezius)

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Q

What is the insertion of the deltoid?

A

deltoid tuberosity

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Q

What is the origin of the Trapezius?

A

External occipital protuberance [EOP], medial portion of superior nuchal line of the occiput, ligamentum nuchae, and spinous porcesses of C7-T12

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Q

What is the insertion of the Trapezius?

A

Lateral 1/3 of clavicle, acromion, and spine of the scapula (same as origin of Deltoid)

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Q

What is the origin of the Latissimus Dorsi?

A

Inferior angle of scapula, spinous processes of last 6 thoracic vertebrae, last 3 or 4 ribs, thoracolumbar aponeurosis, and posterior iliac crest

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Q

What is the insertion of the Latissimus Dorsi?

A

Intertubercular groove of humerus

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Q

What is the origin of Teres Major?

A

Inferior angle and lower 1/3 of lateral border of scapula

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Q

What is the Insertion of Teres Major?

A

Crest of lesser tubercle of humerus

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Q

What is the origin of Supraspinatus?

A

Supraspinous fossa of the scapula

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Q

What is the insertion of the Supraspinatus?

A

Greater tubercle of the humerus

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Q

What is the origin of Infraspinatus?

A

Infraspinous fossa of scapula

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Q

What is the insertion of Infraspinatus?

A

Greater tubercle of humerus

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Q

What is the origin of Teres Minor?

A

Upper 2/3s of lateral border of scapula

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Q

What is the insertion of Teres Minor?

A

Greater tubercle of humerus

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Q

What is the origin of Subscapularis?

A

Subscapular fossa of the scapula

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Q

What is the insertion of Subscapularis?

A

Lesser tubercle of the humerus

Q

What is the origin of Rhomboid Major?

A

Spinous processes of T2-T5

Q

What is the insertion of Rhomboid Major?

A

Medial border of the scapula between the spine of the scapula and inferior angle

Q

What is the origin of Rhomboid Minor?

A

Spinous process of C-7 and T-1

Q

What is the insertion of Rhomboid Minor?

A

Upper portion of medial border of the scapula, across from spine of the scapula

Q

What is the origin of the Levator Scapulae?

A

Transverse processes of C1-C4

Q

What is the insertion of the Levator Scapulae?

A

Medial border of scapula, between superior angle and superior portion of spine of scapula

Q

What is the origin of Seratus Anterior?

A

External surfaces of upper 8 or 9 ribs

Q

What is the insertion of Serratus Anterior?

A

Interior surface of medial border of scapula

Q

What is the origin of Pectoralis Major?

A

Medial half of clavicle, sternum, and cartilage of first through sixth ribs

Q

What is the Insertion of the Pectoralis Major?

A

Crest of the greater tubercle of humerus

Q

What is the origin of Pectoralis Minor?

A

Third, fourth, ad fifth ribs

Q

What is the insertion of Pectoralis Minor?

A

Medial surface of coracoid process of the scapula

Q

What is the origin of the Subclavius?

A

1st rib and cartilage

Q

What is the insertion of the Subclavius?

A

Inferior surface of middle 1/3 of clavicle

Q

What is the origin of the Biceps Brachii?

A

Short head:* Coracoid process of scapula
Long head:* Supraglenoid tubercle of scapula

Q

What is the insertion of the Biceps Brachii?

A

Tuberosity of the radius and aponeurosis of the biceps brachii

Q

What is the origin of the Triceps Brachii?

A

Long head:* Infraglenoid tubercle of the scapula
Lateral head: Posterior surface of proximal half of the humerus*
Medial head: Posterior surface of distal half of the humerus*

Q

What is the insertion of the Triceps Brachii?

A

Olecranon process of the ulna

Q

What is the origin of coracobrachialis?

A

Coracoid process of the scapula

Q

What is the insertion of coracobrachialis?

A

Medial surface of mid-humeral shaft