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49 Cards in this Set
- Front
- Back
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What is scapulohumeral rhythm?
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After the first 30 degrees of shoulder joint movement, the scapula moves 1 degree for every 2 degrees of shoulder joing movement.
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What are the lateral rotators of the shoulder girdle?
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Serratus anterior
Upper traps Lower traps |
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What are the medial rotators of the shoulder girdle?
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Pectoralis minor
Rhomboids Levator scapulae |
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What are the elevators of the shoulder girdle?
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Levator scapulae
Upper traps |
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What are the depressors of the shoulder girdle?
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Lower traps
Pectoralis minor |
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What are the protractors of the shoulder girdle?
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Pectoralis minor
Serratus anterior |
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What are the retractors of the shoulder girdle?
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Middle traps
Rhomboids |
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Pectoralis minor
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O: Ribs 3-5
I: Coracoid process A: Scapular depression, protaction, medial rotation, and tilt N: Median pectoral |
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Serratus anterior
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O: Anterior & lateral side of ribs 2-8
I: Vertebral border of scapula A: Scapular protraction & lateral rotation N: Long thoracic |
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Upper Trapezius
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O: Occipital ridge & cervical vertebrae
I: Acromion process A: Scapular elevation, lateral rotation N: Accessory (XI) |
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Middle Trapezius
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O: Spinous processes of C7-T3
I: Spine of scapula A: Scapular retraction N: Accessory (XI) |
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Lower Trapezius
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O: Spinous processes of T4-L1
I: Base of scapular spine A: Scapular depression & lateral rotation N: Accessory (XI) |
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Levator scapulae
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O: Transverse processes of C1-C4
I: Superior angle A: Scapular elevation & medial rotation N: Dorsal scapular |
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Rhomboids
(Major & Minor) |
O: Spinous processes of C7-T4
I: Vertebral border A: Scapular medial rotation & retraction N: Dorsal scapular |
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Anterior deltoid
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O: Lateral 1/3rd of clavicle
I: Deltoid tuberosity A: Shoulder flexion, abduction, horizontal adduction, medial rotation N: Axillary |
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Medial deltoid
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O: Acromion process
I: Deltoid tuberosity A: Abduction N: Axillary |
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Posterior deltoid
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O: Lateral scapular spine
I: Deltoid tuberosity A: Shoulder abduction, extension, horizontal abduction, lateral rotation N: Axillary |
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Supraspinatus
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O: Supraspinous fossa
I: Greater tubercle A: Abduction, stabilizes humeral head N: Suprascapular |
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Infraspinatus
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O: Infraspinous fossa
I: Greater tubercle A: Lateral rotation, horizontal abduction, extension N: Suprascapular |
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Teres minor
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O: Axillary border of scapula
I: Greater tubercle A: Adduction, , lateral rotation, horizontal abduction, extension N: Axillary |
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Subscapularis
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O: Subscapular fossa
I: Lesser tubercle A: Medial rotation & stabilizes joint N: Subscapular |
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Teres major
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O: Inferior angle
I: Bicipital groove A: Adduction, medial rotation, extension N: Subscapular |
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Pectoralis major
(Clavicular division) |
O: Clavicle
I: Bicipital groove A: Flexion 0-90, Adduction, Horizontal adduction, medial rotation N: Pectoral |
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Pectoralis major
(Sternal division) |
O: Sternum
I: Bicipital groove A: Extension 180-90, Adduction, Horizontal adduction, medial rotation N: Pectoral |
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Corachobrachialis
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O: Coracoid process
I: Mid-humerus A: Shoulder flexion N: Musculocutaneous |
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Latissimus dorsi
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O: Spinous process of T7-sacrum
I: Bicipital groove A: Shoulder extension, medial rotation, adduction, horizontal abduction N: Thoracodorsal |
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Biceps brachii
(Long head) |
O: Supraglenoid tubercle
I: Radial tuberosity of radius A: Shoulder flexion, elbow flexion, forearm supination N: Musculocutaneous |
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Biceps brachii
(Short head) |
O: Coracoid process
I: Radial tuberosity of radius A: Shoulder flexion, elbow flexion, forearm supination N: Musculocutaneous |
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Triceps brachii
(Long head) |
O: Infraglenoid tubercle
I: Olecranon process A: Shoulder extension, elbow extension N: Radial |
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Brachialis
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O: Mid humerus
I: Ulnar tuberosity A: Elbow flexion (fully pronated) N: Musculocutaneous |
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Brachioradialis
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O: Lower 1/3rd of humerus
I: Styloid process of radius A: Elbow flexion N: Radial |
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Anconeus
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O: Lateral epicondyle
I: Ulna & olecranon process A: Stabilizes joint capsule N: Radial |
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Supinator
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O: Lateral epicondyle & ulna
I: Anterior radius A: Supination N: Radial |
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Pronator teres
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O: Ulna
I: Medial epicondyle of humerus & ulna A: Pronation N: Median |
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Pronator quadratus
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O: Distal ulna
I: Distal radius A: Pronation N: Median |
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Flexor carpi ulnaris
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O: Medial humeral epicondyle
I: Metacarpal 5 & pisiform & capitate A: Wrist flexion, Ulnar deviation, weak elbow flexion N: Ulnar |
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Flexor carpi radialis
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O: Medial humeral epicondyle
I: Metacarpals 2 & 3 A: Wrist flexion, radial deviation N: Median |
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Palmaris Longus
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O: Medial humeral epicondyle
I: Palmar fascia A: Wrist flexion N: Median |
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Extensor carpi radialis longus
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O: Lateral humeral epicondyle
I: 2nd metacarpal A: Wrist extension, radial deviation N: Radial |
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Extensor carpi radialis brevis
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O: Lateral humeral epicondyle
I: 3rd metacarpal A: Wrist extension, weak radial deviation N: Radial |
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Extensor carpi ulnaris
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O: Lateral humeral epicondyle
I: 5th metacarpal A: Wrist extension, ulnar deviation N: Radial |
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Flexor digitorum superficialis
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O: Medial humeral epicondyle
I: Middle phalanges of 2-5 A: Finger flexion of MCP & PIP, wrist flexion, weak elbow flex N: Median |
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Flexor digitorum profundus
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O: Upper third of ulna
I: Fingertips of 2-5 A: Finger flexion of MCP, PIP, DIP, wrist flexion, N: 2-3 Median, 4-5 Ulnar |
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Extensor digitorum
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O: Lateral humeral epicondyle
I: Distal phalanges of 2-5 A: Extension of fingers, extension of wrist N: Radial |
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Extensor digiti minimi
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O: Mid radius & ulna
I: distal phalanx of 5 A: Extension of pinky N: Radial |
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Extensor Indicis
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O: Lower third of ulna
I: Distal phalanx of 2 A: Extension of 2 N: Radial |
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Flexor digiti minimi brevis
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O: Flexor retinaculum
I: Proximal phalanx of 5 A: Flex pinky N: Ulnar |
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Abductor digiti minimi
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O: Pisiform
I: Proximal phalanx of 5 A: Abduct pinky N: Ulnar |
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Opponens digiti minimi
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O: Flexor retinaculum
I: Head of 5th metacarpal A: Opposition of pinky N: Ulnar |
