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Arm Muscles
Stack #64433
Muscle | Attachments | Innervation | Main Action(s) |
---|---|---|---|
Long Head of Biceps Brachii Muscle | Supraglenoid tubercle of scapula, Radial tuberosity | Musculocutaneous | Supinates and flexes forearm |
Short Head of Biceps Brachii Muscle | Coracoid process of scapula, Radial tuberosity | Musculocutaneous | Supinates and flexes forearm |
Brachialis Muscle | Anterior surface of distal 1/2 of humerus, Coronoid process of ulna | Musculocutaneous | Flexes forearm |
Coracobrachialis Muscle | Coracoid process of scapula, medial humerus | Musculocutaneous | Adducts humerus |
Long Head of Triceps Brachii Muscle | Infraglenoid tubercle of scapula, Olecranon process of ulna | Radial Nerve | Extends forearm |
Lateral Head of Triceps Brachii Muscle | Posterior surface of humerus, olecranon process of ulna | Radial Nerve | Extends forearm |
Medial Head of Triceps Brachii Muscle | Posterior surface of humerus, Olecranon process of ulna | Radial Nerve | Extends forearm |
Brachioradialis Muscle | Lateral supracondylar ridge of humerus, Styloid process of radius | Radial Nerve | Flexes forearm |
Anconeus Muscle | Lateral epicondyle of humerus, Olecranon and superior part of posterior surface of ulna | Radial Nerve | Assists triceps brachii muscle in extension of forearm |