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K Elbow & wrist


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
Created by: jessigirrl4