Term
| Biceps Brachii short head origin |
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Definition
Origin: coracoid process of the scapula
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Term
| Biceps brachii short head insertion |
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Definition
Insertion: radial tuberosity
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Term
| Biceps brachii short head action |
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Definition
Action: supination, flexion at elbow and shoulder
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Term
| Biceps brachii long head origin |
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Definition
Origin: superior margin of glenoid cavity
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Term
| Biceps brachii long head insertion |
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Definition
Insertion: radial tuberosity
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Term
| Biceps brachii long head action |
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Definition
Action: supination, flexion at elbow and shoulder
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Term
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Definition
Origin: anterior distal half of humerus
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Term
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Definition
Insertion: ulnar tuberosity and coronoid process of ulna
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Term
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Definition
Action: flexion at elbow
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Term
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Definition
Origin: lateral supracondylar ridge of humerus
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Term
| Brachioradialis insertion |
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Definition
Insertion: lateral surface of radius near styloid process
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Term
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Definition
Action: flexion at elbow
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Term
| Triceps brachii lateral head origin |
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Definition
Origin: posterior surface of proximal end of humerus
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Term
| Triceps brachii lateral head insertion |
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Definition
Insertion: olecranon process of ulna
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Term
| Triceps brachii lateral head action |
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Definition
Action: extension at elbow
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Term
| Triceps brachii long head origin |
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Definition
Origin: inferior margin of glenoid cavity of scapula
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Term
| Triceps brachii long head insertion |
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Definition
Insertion: olecranon process of ulna
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Term
| Triceps brachii long head action |
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Definition
Action: extension at elbow; extension and adduction of humerus
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Term
| Triceps brachii medial head origin |
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Definition
Origin: posterior surface of humerus
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Term
| Triceps brachii medial head insertion |
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Definition
Insertion: olecranon process of ulna
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Term
| Triceps brachii medial head action |
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Definition
Action: extension at elbow
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Term
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Definition
Origin: lateral epicondyle of humerus
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Term
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Definition
Insertion: olecranon and posterior surface of ulna
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Term
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Definition
Action: extension at elbow
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Term
| Pronator quadratus origin |
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Definition
Origin: anterior surface of distal ulna
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Term
| Pronator quadratus insertion |
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Definition
Insertion: anterior surface of distal radius
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Term
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Definition
Action: pronation
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Term
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Definition
Origin: humeral shaft shaft near medial epicondyl and coronoid process of ulna
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Term
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Definition
Insertion: lateral surface of radius
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Term
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Definition
Action: pronation, weakly flexes elbow
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Term
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Definition
Origin: lateral epicondyle of humerus, supinator crest, annular and radial collateral ligaments
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Term
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Definition
Insertion: proximal one-third of radius
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Term
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Definition
Action: supination
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Term
| Flexor carpi radialis origin |
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Definition
Origin: medial epicondyle of humerus
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Term
| Flexor carpi radialis insertion |
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Definition
Insertion: bases of second and third metacarpals
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Term
| Flexor carpi radialis action |
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Definition
Action: flexion and abduction (radial flexion) at wrist
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Term
| Flexor carpi ulnaris origin |
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Definition
Origin: medial epicondyle of humerus; medial surface of olecranon and posterior surface of ulna
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Term
| Flexor carpi ulnaris insertion |
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Definition
Insertion: Pisiform, hamate, and base of 5th metacrapal
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Term
| Flexor carpi ulnaris action |
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Definition
Action: flexion and adduction (ulnar flexion) at wrist
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Term
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Definition
Origin: medial epicondyle of humerus
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Term
| Palmaris longus insertion |
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Definition
Insertion: Palmar aponeurosis and flexor retinaculum
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Term
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Definition
Action: anchors skin and fascia of palmar region
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Term
| Extensor carpi radialis longus origin |
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Definition
Origin: lateral supracondylar ridge of humerus
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Term
| Extensor carpi radialis longus insertion |
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Definition
Insertion: base of 2nd metacarpal
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Term
| Extensor carpi radialis longus action |
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Definition
Action: extension and abduction (radial flexion) at wrist
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Term
| Extensor carpi radialis brevis origin |
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Definition
Origin: lateral epicondyle of humerus
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Term
| Extensor carpi radialis brevis insertion |
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Definition
Insertion: base of 3rd metacarpal
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Term
| Extensor carpi radialis brevis action |
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Definition
Action: extension and abduction (radial flexion) at wrist
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Term
| Extensor carpi ulnaris origin |
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Definition
Origin: lateral epicondyle of humerus
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Term
| Extensor carpi ulnaris insertion |
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Definition
Insertion: base of 5th metacarpal
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Term
| Extensor carpi ulnaris action |
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Definition
extension and abduction (ulnar flexion) at wrist
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Term
| Extensor digitorum origin |
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Definition
Origin: lateral epicondyle of humerus
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Term
| Extensor digitorum insertion |
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Definition
Insertion: posterior surfaces of phalanges 2-5
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Term
| Extensor digitorum action |
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Definition
Action: extension at finger joint and wrist
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