Deltoid - Origin
Acromion, clavicle, & spine of scapula
Deltoid - Insertion
Deltoid tuberosity
Deltoid - Action
Flexion, abduction, & extension of arm
Deltoid - Innervation
Axillary nerve
Biceps Brachii (Long Head) - Origin
Supraglenoid tubercle
Biceps Brachii (Short Head) - Origin
Coracoid process
Biceps Brachii - Insertion
Radial tuberosity is the
Biceps Brachii - Action
Flexion of humerus; flexion & supination of the forearm
Biceps Brachii - Innervation
Musculocutaneous nerve
Coracobrachialis - Origin
Coracoid process
Coracobrachialis - Insertion
Humeral shaft
Coracobrachialis - Action
Flexion & adduction of humerus
Coracobrachialis - Innervation
Musculocutaneous nerve
Brachialis - Origin
Humeral shaft
Brachialis - Insertion
Coronoid process
Brachialis - Action
Flexion of elbow
Brachialis - Innervation
Musculocutaneous nerve
Triceps (Long Head) - Origin
Infraglenoid tubercle
Triceps (Lateral Head) - Origin
Posterior humeral shaft
Triceps (Medial Head) - Origin
Posterior humeral shaft
Triceps - Insertion
Olecranon process
Triceps - Action
Extension of elbow & humerus
Triceps - Innervation
Radial nerve