Anterior and Posterior Compartments of Arm Flashcards
Coracobrachialis origin
coracoid process
coracoibrachialis insertion
mid-shaft of humerus, medial surface
coracobrachialis action
shoulder flexion
should adduction
coracobrachialis innervation
musculocutaenous
biceps brachii origin
long head: supraglenoid tubercle
short head: coracoid process
biceps brachii insertion
radial tuberosity
bicipital aponeurosis
biceps brachii action
elbow flexion
supination
shoulder flexion
biceps brachii innervation
musculocutaneous
brachialis origin
anterior humerus, distal half
brachialis insertion
ulnar tuberosity
brachialis action
elbow flexion
brachialis innervation
musculocutaneous and radial
triceps brachii origin
long head: infraglenoid tubercle
lateral head: proximal half of posterior humerus
Medial head: distal posterior humerus
triceps brachii insertion
olecranon process
triceps brachii action
elbow extension
long head: shoulder adduction and shoulder extension
