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48 Cards in this Set
- Front
- Back
biceps brachii
-action |
flexes the elbow and the arm; supinates the forearm
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biceps brachii
- origin |
-long head: supragleniod tuberosity of the scapula
-short head: coracoid process of the scapula |
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bicpes
- insertion |
tuberosity of the radius
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triceps
-action |
extends the elbow and the arm
stabilizes shoulder joint |
|
triceps
-origin |
-long head: infraglenoid tuberosity of the scapula
-lateral head: posterior surface of the humerus above the radial groove -medial head: posterior surface of the humerus below the radial groove |
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triceps
-insertion |
olecranon process of the ulna
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deltiod
-action |
abducts arm: anterior fibers flex and medially rotate the arm: posterior fibers extend and laterally the arm
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deltiod
-origin |
lateral 3rd of the clavicle, the acromium process, and the spine of the scapula
(on top of the shoulder) |
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deltiod
-insertion |
deltiod tuberosity of the humerus
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pectoralis major
-action |
flexes, adducts, and medially rotates the arm
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pectoralis major
-origin |
medial half of the clavicle, the sternum, the costal cartilidge of the upper 6 ribs, and the aponeurosis of the external oblique muscle
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pectoralis major
-insertion |
greater tubericle of the humerus
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latissimus dorsi
-action |
extends, adducts, and medially rotates the arm: pulls shoulder downward
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latissimus dorsi
-origin |
spinous process of the lower 6 thoracic and the lumbar vertebrea,the sacrum, the posterior illiac crest-all vial the lumbodorsal fascia
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latissimus dorsi
- insertion |
medial margin of the intertuberclar groove of the humerus
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teres minor
-action |
adducts, extends, and medially rotates the arm
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teres minor
- origin |
dorsal surface of the inferior angle of the scapula
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teres minor
-insertion |
lesser tubercle of the humerus
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supraspinatus
- action |
abducts the arm;slight lateral rotation
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supraspinatus
-origin |
supraspinatus fossa of the scapula
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supraspinatus
-insertion |
greater tubercle of the humerus
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subscapularis
-action |
rotates arm medially
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subscapularis
-origin |
subscapular fossa of the scapula
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subscapularis
-insertion |
lesser tubercle of the humerus
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infraspinatus
-action |
rotates the arm laterally; slight aduction
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infraspinatus
-origin |
infraspinatus fossa of the scapula
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infraspinatus
-insertion |
greater tubercle
(posterior to the supraspinatus) |
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teres minor
-action |
rotates arm laterally
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teres minor
- origin |
axillary border of the scapula
|
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teres minor
-inerstion |
greater tubercle
(posterior to the infraspinatus) |
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trapezius
-action |
elevates or depresses, rotates, adducts and stablizes the scapula
|
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trapezius
-origin |
occipital bone ligamentum nuchae, and the spinous process of the 7th cervical and all the thoracic vertebrae
|
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trapezius
-insertion |
lateral 3rd of the clavicle, the acromium process and the spine of the process
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rhomboideus major
-action |
adduct,stabilize, and rotate the scapula, lowering its lateral angle
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rhomboideus major
-origin |
spinous process of the 7th cervical and the first thoracic vertebrae
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rhomboideus major
-insertion |
vertebreal border of the scapula, below the spine of the scapula
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rhomboideus minor
-action |
adduct, stabilize, rotates the scapula, lowering its laterla angle
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rhomboideus minor
-origin |
spinous process of the 2nd through the fifth thoracic vertebrae
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rhomboideus minor
-insertion |
vertebral border of the scapula at the base of the spine of the scapula
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levator scapulae
-origin |
teransverse process of the upper 4 cervical vertebrae
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levator scapulae
-action |
elevates scapula and bends the neck laterally when the scapula is fixed
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levator scapulae
-insertion |
vertebral border of the scapula above the spine of the scapula
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serratus anterior
-action |
stabilizes, abducts, and rotates the scapula
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serratus anterior
-origin |
outer surface of the first 9 ribs
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serratus anterior
-insertion |
entire length of the ventral surface of he vertebral border of the scapula
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pectoralis minor
-action |
draws the scapula anteriorly and downward
|
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pectoralis minor
- origin |
anterior surface of the 3rd through the fifth ribs
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|
pectoralis minor
- insertion |
coracoid process of the scapula
|