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K Elbow & wrist
OIAN
| Term | Definition |
|---|---|
| triceps O | long head: infraglenoid tubercle of scapula / lateral head: inferior to greater tubercle on posterior humberus / medial head: posterior surface of humerus |
| triceps I | olecranon process of ulna |
| triceps A | elbow ext |
| triceps N | radial nerve |
| anconeus O | lateral epicondyle of humerus |
| anconeus I | later & inferior to olecranon process of ulna |
| anconeus A | not a prime mover in any jt action, assists in elbow ext |
| anconeus N | radial nerve |
| pronator teres O | medial epicondyle of humerus & coracoid process of ulna |
| pronator teres I | lateral aspect of radius at its midpoint |
| pronator teres A | forearm pronation, assistive in elbow flextion (rotation/diagonal mm) |
| pronator teres N | median nerve |
| pronator quadratus O | distal 1/4th of ulna |
| pronator quadratus I | distal 1/4th of radius |
| pronator quadratus A | forearm pronation |
| pronator quadratus N | median nerve |
| flexor carpi ulnaris O | medial epicondyle of humerus |
| flexor carpi ulnaris I | pisiform & base of 5th metacarpal |
| flexor carpi ulnaris A | wrist flexion, ulnar deviation |
| flexor carpi ulnaris N | ulnar nerve C8, T1 |
| flexor carpi radialis O | medial epicondyle of the humerus |
| flexor carpi radialis I | base of 2nd & 3rd metacarpals |
| flexor carpi radialis A | wrist flexion, radial deviation |
| flexor carpi radialis N | median nerve C6, C7 |
| pamararis longus O | medial epicondyle of humerus |
| pamararis longus I | palmar fascia |
| pamararis longus A | assistive in wrist flexion |
| pamararis longus N | median nerve C6, C7 |
| extensor carpi radialis longus O | supracondylar ridge of humerus |
| extensor carpi radialis longus I | base of 2nd metacarpal |
| extensor carpi radialis longus A | wrist ext, radial deviation |
| extensor carpi radialis longus N | radial nerve C6, C7 |
| extensor carpi radialis brevis O | lateral epicondyle of humerus |
| extensor carpi radialis brevis I | base of third metacarpal |
| extensor carpi radialis brevis A | wrist ext |
| extensor carpi radialis brevis N | radial nerve C6, C7 |
| extensor carpi ulnaris O | lateral epicondyle of humerus |
| extensor carpi ulnaris I | base of 5th metacarpal |
| extensor carpi ulnaris A | wrist ext, ulnar deviation |
| extensor carpi ulnaris N | radial nerve C6, C7, C8 |
| coracobracialis O | coracoid process of the scapula |
| coracobracialis I | medial surface of the humerus near the midpoint |
| coracobracialis A | stabilizes the shd jt |
| coracobracialis N | musculocutaneuos nerve C6, C7 |
| brachialis O | distal half of humerus, anterior surface |
| brachialis I | coronoid process & ulnar tuberosity of the ulna |
| brachialis A | elbow flexion |
| brachialis N | musculocutaneous nerve C5, C6 |
| brachioradialis O | lateral supracondylar ridge on the humerus |
| brachioradialis I | styloid process of the radius |
| brachioradialis A | elbow flexion |
| brachioradialis N | radial nerve C5, C6 |
| biceps brachii O | long head: supraglenoid tubercle of scapula / short head: coracoid process of scapula |
| biceps brachii I | radial tuberosity of radius |
| biceps brachii A | elbow flexion, forearm supination |
| biceps brachii N | musculocutaneous nerve C5, C6 |
| supinator O | lateral epicondyle of humerus & adjacent ulna |
| supinator I | anterior surface of the proximal radius |
| supinator A | forearm supination |
| supinator N | radial nerve C6 |