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26 terms

Mid Terms(part 1)

here is a study aid based on how the midterm is going to be laid out
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Deltoid
Action: Abduct the shoulder, Flex the shoulder, Medially rotate the shoulder, Horizontally adduct the shoulder, Extend the shoulder, Laterally rotate the shoulder, Horizontally abduct the shoulder.. Origin: Lateral one third of clavicle, Acromion, spine of scapula... Insertion: Deltoid tuberosity
Trapezius
Action: Extend the head and neck, Laterally flex the head and neck to the same side, rotate the head and neck to the opposite side, Elevate the scapula, Upwardly rotate the scapula, Adduct the scapula, Stabilize the scapula, depress the scapula, Upwardly rotate the scapula... Origin: external occipital protuberence, medial portion of the superior nuchal line of the occiput, ligamentum nuchae and spinous processes of C7-T12... Insertion: Lateral one third of clavicle, acromion and spine of the scapula
Lattisimus Dorsi
Action: Extend the shoulder, Adduct the shoulder, Medially rotate the shoulder Origin: Spinous processes of the last 6 thoracic vertebrae, last 3 or 4 ribs, thoracolumbar aponeurosis and posterior iliac crest.... Insertion: Crest of the lesser tubercle of the humerus
Teres Major
Action: Extend the shoulder, adduct the shoulder, medially rotate the shoulder.... Origin: Lateral side of the inferior angle and lower half of lateral border of the scapula... Insertion: Crest of the lesser tubercle of the humerus
Supraspinatus
Action: Abduct the shoulder, Stabilize head of humerus in glenoid cavity...Origin: Supraspinous fossa of the scapula.. Insertion: greater tubercle of the humerus
Infraspinatus
Action: Laterally rotate the shoulder, Adduct the shoulder, Extend the shoulder, horizontally abduct the shoulder, Stabilize head of the humerus in glenoid cavity... Origin: Infraspinous fossa of the scapula... Inserstion: greater tubercle of the humerus
Teres Minor
Action: Laterally rotate the shoulder, Adduct the shoulder, Extend the shoulder, Horizontally abduct the shoulder, Stabilize head of humerus in glenoid cavity... Origin: Superior half of lateral border of the scapula... Insertion: greater tubercle of the humerus
Subscapularis
Action: Medially rotate the shoulder, Stabilize head of humerus in glenoid cavity... Origin: Subscapular fossa of the scapula...Insertion: Lesser tubercle of the humerus
Rhomboid Major
Action: Adduct the scapula, elevate the scapula, downwardly rotate the scapula...Origin: Spinous processes of T2-T5...Insertion: Medial border of the scapula between the spine of the scapula and inferior angle
Rhomboid Minor
Action: Adduct the scapula, Elevate the scapula, Downwardly rotate the scapula...Origin: Spinous process of C7-T1... Insertion: Upper portion of medial border of the scapula, across from spine of the scapula....
Levator Scapula
Action: Elevate the scapula, Downwardly rotate the scapula, Laterally flex the head and neck, Rotate the head and neck to the same side, extend the head and neck... Origin: Transverse processes of first - fourth cervical vertebrae...Insertion: Upper region of the medial border and superior angle of scapula
Serratus Anterior
Action: Abduct the scapula, Depress the scapula, Hold the medial border of the scapula against the rib cage May act in forced inhalation... Origin: Surfaces of upper 8 or 9 ribs... Insertion: Anterior surface of medial border of the scapula
Pectoralis Major
Action: Adduct the the shoulder, Medially rotate the shoulder, Assist in elevating the thorax in forced inhalation, Flex the shoulder, Horizontally adduct the shoulder, Extend the shoulder... Origin: Medial half of the clavicle, sternum and cartilage of first -sixth ribs... Insertion: Crest of greater tubercle of humerus
Pectoralis Minor
Action: Depress the scapula, Abduct the scapula, tilt the scapula anteriorly, assist in forced inhalation...Origin: Third, Fourth and Fifth ribs..Insertion: Coracoid process of the scapula
Subclavius
Action: Draw clavicle inferiorly and anteriorly, Elevate the first rib, Stabilize the sternoclavicular joint... Origin: First rib & cartilage.. Insertion: Inferior, lateral aspect of the clavicle
Biceps Brachii
Action: Flex the elbow, Supinate the forearm, Flex the shoulder...Origin: Coracoid process of scapula, Supraglenoid tubercle of scapula.. Insertion: Tuberosity of the radius and aponeurosis of the biceps brachii
Triceps Brachii
Action: Extend the elbow, Extend the shoulder, Adduct the shoulder.. Origin: Infraglenoid tubercle of the scapula, Posterior surface of proximal half of the humerus, ,,,Insertion: Olecranon process of the ulna
Cocobrachiallis
Action: Flex the shoulder, Adduct the shoulder.. Origin: Coracoid process of the scapula...Insertion: Medial surface of mid-humeral shaft
Brachialis
Action: Flex the elbow.. Origin: Distal half of anterior surface of humerus.. Insertion: tuberosity and coracoid process of ulna
Bracioradialis
Action: Flex the elbow, Assist to pronate and supinate the forearm when these movements are resisited.. Origin: Lateral supracondylar ridge of humerus... Insertion: Styloid process of radius
Extensor Carpi Radialis Longus
Action: Extend the wrist, Abduct the wrist, Assit to flex the elbow... Origin: Lateral supracondylar ridge of humerus... Insertion: Base of second metacarpal
Extensor Carpi Radialis Brevis
Action: Extend the wrist, Abduct the wrist, Assit to flex the elbow... Origin: Lateral supracondylar ridge of humerus...Insertion: Base of third metacarpal
Extensor Carpi Ulnaris
Action: Extend the wrist, Adduct the wrist... Origin: Common extensor tendon from the lateral epicondyle of humerus... Insertion: Baast of fifth metacarpal
Extensor Digitorum
Action: Extend the second thru fifth fingers, Assist to extend the wrist... Origin: Common extensor tendon from lateral epicondyle of humerus... Insertion: Middle and distal phalanges of second through fifth fingers
Anconeus
Action: Extend the elbow...Origin: Lateral epicondyle of the humerus...Insertion: Olecranon process and lateral edge of ulnar shaft
Extensor Indicis
Action: Extend the second finger, Assist to adduct the second finger...Origin: Posterior surface of distal shaft of ulna and interosseous membrane... Insertion: Tendon of the extensor digitorium at the level of the second metacarpal