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23 Cards in this Set
- Front
- Back
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Deltoid
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origin: lateral 1/3 of clavicle, acromion, and lateral 1/3 scapula
Insert: deltoid tuberosity lateral mid humerus axillary nerve spinal segment: C5, C6 |
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coronoid fossa
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anterior ulnar side of distal humerus
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Pectoralis insertion
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Origin: sternum, ribs, clavicle
insert: scapula and coracoid on crest of greater tubercle of humerus (lateral intertubercular groove) Lateral and medial pectoral nerve C7, C8, T1 |
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Latissimus Dorsi
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origin: spinous process T6-S5
insert: humerus, intertubercular groove Thoracodorsal nerve C6,7,8 (post division) |
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biceps long head insertion and origin
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long head b originates on supraglenoid tubercle
inserts on ulnar side of radius - radial tuberosity |
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biceps short head insertion/origicn
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short head originates on coracoid process and inserts on radial tuberosity
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coracobrachialis
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origin on coracoid process
inserts on mid shaft medial humerus |
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supraspinatus
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inserts around lateral humeral head, over greater tubercle
origin: supraspinous fossa |
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subscapularis
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origin: subscap fossa
inserts: lesser tubercle (anterior, humeral metaphysis) |
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Common extensor tendon
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lateral epicondyle
extensor carpi radialis brevis extensor digitorum with extensor digiti minimi extensor carpi ulnaris [not ex carpi radialis long which inserts on the lateral epicondylar ridge (superior to CET) |
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common flexor tendon
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flexor carpi radialis
palmaris longus flexor carpi ulnaris flexor digitorum superficialis medial epicondyle |
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brachialis
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origin on anterior mid to distal humerus
inserts on ulnar tubersoity (anterior surface) |
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suppinator
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origin on radial side of ulnar tuberosity
inserts on lateral radius proximally (origin -> travels between and behind radius to come around laterally to insert on lateral radius) |
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pronator teres
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origin on medial supracondylar ridge or superior medial condyle
and on medial side of ulnar tuberosity. inserts on lateral mid radius |
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pronator quadratus
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origin on distal medial lateral ulna
inserts on distal anterior radius |
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brachioradialis
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origin: humerus supracondylar ridge
insert: on radial styloid (distal) nerve: radius |
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Compartments of extensor retinaculum
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1. abductor pollicis longus, extensor pollicis brevis
2. extensor carpi radialis brevis and longus 3. extensor pollicis longus 4. extensor digitorum and indices 5. extensor digiti minimi 6. extensor carpi ulnaris |
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Musculocutaneous innervation
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coracobrachialis
biceps brachii large part of brachiallis |
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Teres Major
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Origin: scapula, inferolateral
Insert: humerus, medial intertubercular groove lower subscapular nerve C5,C6, C7 |
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Trapezius
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origin: spinous process C7-T12
insert: clavicle, scapular spine, acromion spinal accessory nerve CN XI, C2,3,4 |
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Rhomboid major/minor
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origin: spinous process C7-T5
insert: scapula, medial border nerve: dorsal scapular C5 (root) |
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quadrangluar space
triangular space triangular interval |
quadrangular space: teres minor, long head of triceps, lateral head of triceps, teres major - axillary nerve+post circumflex humeral art
triangular nerve: teres major/minor, long head of triceps - circumflex scapular artery triangular interval: teres major, long/lateral head of triceps - profunda brachii art + radial nerve |
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stability ligaments of elbow
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Lateral - lateral ulnar collateral ligament
Medial - anterior bundle |
